Services
Pre- and Post-Calibration Scans for Chevrolet Traverse: Proving Systems Are Set Correctly
Scanning vs Calibration on Chevrolet Traverse: What Each Step Proves
A diagnostic scan and an ADAS calibration solve different problems on a Chevrolet Traverse, and pairing them is how you prove systems are set correctly after ADAS Calibration. A scan (pre-scan/health scan/post-scan) is an evidence-capture step: it queries modules for diagnostic trouble codes (DTCs), readiness and status flags, module identification, and configuration data that describe what the vehicle is reporting at that moment. Scanning answers “what does the car think is wrong or out of range,” which is critical when safety systems are involved. ADAS Calibration, by contrast, is a correction-and-validation procedure that teaches a camera, radar, or other sensor what “straight ahead” looks like on that specific Chevrolet Traverse under controlled conditions or an OEM-defined road routine. Calibration aligns internal reference points to vehicle geometry so lane keeping, collision warning, and emergency braking interpret the environment consistently. A scan alone cannot confirm sensor aim; it can only flag faults, communication issues, or calibration-required conditions. Likewise, calibrating without scanning can miss the real blocker—low voltage, a mis-seated connector, a module offline, or a chassis input fault—so the calibration may not complete or may be unreliable. That is why best practice is sequential: run and save a complete pre-scan, correct physical and electrical prerequisites, perform ADAS Calibration per OEM requirements for the Chevrolet Traverse, then run and save a post-scan to confirm modules report ready with no relevant DTCs returning. When both records are kept together, you can show what changed, why calibration was triggered, and that the vehicle left in a known-good state rather than an assumed-good state.
Pre-Calibration Scan: Capturing DTCs, Baselines, and Calibration Triggers
For a Chevrolet Traverse, the pre-calibration scan is the “before” snapshot that justifies ADAS Calibration and identifies anything that can prevent a clean result. It should cover more than the module that is flashing a warning; scan ADAS, chassis, body, and power management systems because prerequisites like stable voltage, steering-angle plausibility, and network communication can block calibration. Capture current, pending, and stored DTCs, and preserve freeze-frame/event data where available before clearing anything. That record helps separate pre-existing faults from repair-induced triggers and prevents “calibrating around” a real electrical or input problem. The pre-scan also creates a baseline inventory of module IDs, software levels, and status flags so you can prove the same modules were present, online, and in normal states after ADAS Calibration. Many scan tools will also show calibration-required indicators, not-learned states, or guided function prompts that point to the specific trigger—camera relearn after windshield replacement, radar aiming after bumper/grille work, or steering-angle/yaw routines after alignment or suspension work that altered ride height. Use the scan results to decide what must be corrected first: resolve hard faults, confirm proper operating mode, inspect connectors/fuses if network codes appear, and plan voltage support so modules do not drop offline mid-routine. Document any out-of-scope codes you are not addressing so later reviewers understand what remained and why. Finally, save the scan output as a report, not a verbal note, because it becomes the “before” evidence you will pair with calibration results and a post-scan. When that pairing exists, the Chevrolet Traverse record shows why ADAS Calibration was initiated and that prerequisites were controlled rather than assumed.
Save a full pre-scan to capture DTCs, freeze-frame, and module status
Document the trigger event and any prerequisites the scan reveals
Use the baseline to prove what changed after calibration
Where to Find OEM Requirements for Chevrolet Traverse: Position Statements and Service Info
OEM direction is the standard for ADAS Calibration on a Chevrolet Traverse, so the most reliable approach is locating the exact OEM procedure tied to that vehicle’s build and equipment rather than relying on general ADAS rules. In OEM service information, calibration routines are typically separated into static, dynamic, or combined workflows, with detailed prerequisites and acceptance criteria. The procedure usually specifies target styles, distances, heights, centerline references, floor-level tolerances, lighting limitations, battery voltage requirements, and any required alignment or ride-height conditions. It also defines what “pass” looks like—completion messages, status flags, or required follow-up checks—so you can document success in OEM terms. OEM position statements can add clarity at the policy level by explaining when pre- and post-repair scanning is expected and when calibration is mandatory after operations like windshield replacement, bumper repairs, suspension changes, or steering component service. Position statements explain the “why,” while the service procedure provides the “how” for the specific Chevrolet Traverse you are servicing. Third-party repairability databases and training resources can help cross-check likely triggers, but treat them as directional; option packages, sensor generations, and procedure updates can vary within a model line. A practical workflow is to confirm the sensor set from VIN/build data, map each affected camera or radar to its OEM routine, and verify any special targets or tools required. If you use an aftermarket scan platform, confirm it supports the exact routine and produces an OEM-equivalent completion status. Record the procedure title and revision date you relied on; OEM guidance evolves, and those references strengthen consistency if the vehicle returns or documentation is reviewed later.
Set-Up Checks Before Calibration: Glass, Brackets, Tires, Ride Height, and Environment
Before ADAS Calibration on a Chevrolet Traverse, confirm the physical and environmental conditions the OEM procedure assumes are correct. Start with the glass-to-camera interface: verify the correct windshield specification is installed, the viewing area is clean, and the camera bracket is the correct part, bonded properly, and not twisted or stressed. A slightly mis-seated camera or distorted bracket can produce marginal results even if the routine “completes.” If the vehicle uses radar, inspect the radar bracket and mounting plane for bends, corrosion, paint buildup, or missing fasteners, and confirm the sensor face is clean and unobstructed. Next, validate stance inputs. Set tire pressures to spec, confirm tire sizes match side-to-side, and check for uneven wear or mismatched tires that change rolling radius. Verify ride height and levelness per OEM guidance, and address suspension sag or aftermarket changes that shift the sensor horizon. Confirm the vehicle is unloaded as required (no uneven cargo), and that steering and suspension repairs are followed by alignment with thrust angle and steering wheel centering verified. Then control the environment for the required method. For static calibration, confirm level floor, correct target type, OEM-specified distances/heights, and measurements taken from OEM-defined reference points, not convenient body edges. Manage lighting to avoid glare, reflections, and backlighting, and keep glass clean to support camera recognition. For dynamic calibration, plan a route that meets speed and lane-marking requirements with minimal interruptions. Finally, stabilize electrical conditions with battery support, close doors and manage accessories to avoid module wake events, and confirm all relevant ADAS modules are communicating before starting ADAS Calibration on the Chevrolet Traverse.
Verify correct glass, brackets, and sensor mounts before calibrating
Set tires and ride height; control the environment for static or dynamic
Stabilize voltage and confirm a clean post-scan and completion report
Post-Calibration Scan and Health Check: Confirming DTCs Are Cleared and Modules Report Ready
After ADAS Calibration on a Chevrolet Traverse, the post-calibration scan is the verification gate that confirms the vehicle accepted the procedure and that supporting systems are reporting normal operation. The goal is not simply erasing codes; it is proving relevant DTCs are absent after the system initializes and runs self-checks. A common best practice is scan → clear only applicable faults → rescan, because clearing without a second scan proves memory was reset, not that the condition is resolved. During the post-scan, confirm all expected modules are communicating and that ADAS, steering, braking, and body controllers are online with no network dropouts. Review current and pending codes carefully; some faults remain pending until a drive cycle completes and can disable features later even if the dash looks normal. Where supported, verify calibration status indicators show completed for the camera/radar involved and confirm related inputs remain plausible (steering-angle near center, yaw/accel stable at rest, wheel-speed signals consistent). If the OEM routine includes a learning drive or verification drive, treat it as part of ADAS Calibration and run the final scan after the drive so the report reflects the learned state. Then confirm features enable without “temporarily unavailable” messages and remain available after an ignition restart. If faults reappear, use the code pattern to direct re-checks—voltage/network faults point to power/connector integrity, while input plausibility faults often point back to brackets, ride height, or alignment. Saving the full post-scan tied to the same identifiers as the pre-scan creates a clear, defensible before-and-after record.
Documentation Package: Scan Reports, Calibration Results, and Verification Drive Notes
A strong documentation packet for ADAS Calibration on a Chevrolet Traverse should read like a controlled process: what the vehicle reported, what prerequisites were verified, what procedure was completed, and what evidence confirms the result. Include the pre-scan report and label it clearly; ensure it shows vehicle identification, date/time, scan platform, and a comprehensive module list. Add the post-scan report next to demonstrate communication health and the absence of relevant DTCs after completion. Include the calibration result output—saved completion report, certificate, or captured screen—so the method and pass/fail status are documented for the same Chevrolet Traverse. For static routines, note the target system used and record key setup measurements (distance, height, centerline references), floor-level confirmation, and lighting controls; photos of target placement and measurement points can strengthen repeatability. For dynamic routines, record verification drive notes: speed range, roadway type, lane marking quality, weather/light conditions, and any interruptions or restarts needed for learning. Document physical inputs: installed windshield/glass specification, camera or radar bracket inspection/replacement details, and any mount or fastener verification performed, since geometry drives calibration accuracy. Capture supporting conditions such as tire pressures, alignment confirmation, ride height checks if required, and battery support used during the routine. If OEM steps include steering-angle initialization, yaw sensor zeroing, or additional checks, document those actions and results. Note exceptions honestly so the record remains credible. Conclude with a brief technician summary stating which ADAS functions were verified as available after ADAS Calibration, and store the packet as a single retrievable file tied to the Chevrolet Traverse service record.
Services
Pre- and Post-Calibration Scans for Chevrolet Traverse: Proving Systems Are Set Correctly
Scanning vs Calibration on Chevrolet Traverse: What Each Step Proves
A diagnostic scan and an ADAS calibration solve different problems on a Chevrolet Traverse, and pairing them is how you prove systems are set correctly after ADAS Calibration. A scan (pre-scan/health scan/post-scan) is an evidence-capture step: it queries modules for diagnostic trouble codes (DTCs), readiness and status flags, module identification, and configuration data that describe what the vehicle is reporting at that moment. Scanning answers “what does the car think is wrong or out of range,” which is critical when safety systems are involved. ADAS Calibration, by contrast, is a correction-and-validation procedure that teaches a camera, radar, or other sensor what “straight ahead” looks like on that specific Chevrolet Traverse under controlled conditions or an OEM-defined road routine. Calibration aligns internal reference points to vehicle geometry so lane keeping, collision warning, and emergency braking interpret the environment consistently. A scan alone cannot confirm sensor aim; it can only flag faults, communication issues, or calibration-required conditions. Likewise, calibrating without scanning can miss the real blocker—low voltage, a mis-seated connector, a module offline, or a chassis input fault—so the calibration may not complete or may be unreliable. That is why best practice is sequential: run and save a complete pre-scan, correct physical and electrical prerequisites, perform ADAS Calibration per OEM requirements for the Chevrolet Traverse, then run and save a post-scan to confirm modules report ready with no relevant DTCs returning. When both records are kept together, you can show what changed, why calibration was triggered, and that the vehicle left in a known-good state rather than an assumed-good state.
Pre-Calibration Scan: Capturing DTCs, Baselines, and Calibration Triggers
For a Chevrolet Traverse, the pre-calibration scan is the “before” snapshot that justifies ADAS Calibration and identifies anything that can prevent a clean result. It should cover more than the module that is flashing a warning; scan ADAS, chassis, body, and power management systems because prerequisites like stable voltage, steering-angle plausibility, and network communication can block calibration. Capture current, pending, and stored DTCs, and preserve freeze-frame/event data where available before clearing anything. That record helps separate pre-existing faults from repair-induced triggers and prevents “calibrating around” a real electrical or input problem. The pre-scan also creates a baseline inventory of module IDs, software levels, and status flags so you can prove the same modules were present, online, and in normal states after ADAS Calibration. Many scan tools will also show calibration-required indicators, not-learned states, or guided function prompts that point to the specific trigger—camera relearn after windshield replacement, radar aiming after bumper/grille work, or steering-angle/yaw routines after alignment or suspension work that altered ride height. Use the scan results to decide what must be corrected first: resolve hard faults, confirm proper operating mode, inspect connectors/fuses if network codes appear, and plan voltage support so modules do not drop offline mid-routine. Document any out-of-scope codes you are not addressing so later reviewers understand what remained and why. Finally, save the scan output as a report, not a verbal note, because it becomes the “before” evidence you will pair with calibration results and a post-scan. When that pairing exists, the Chevrolet Traverse record shows why ADAS Calibration was initiated and that prerequisites were controlled rather than assumed.
Save a full pre-scan to capture DTCs, freeze-frame, and module status
Document the trigger event and any prerequisites the scan reveals
Use the baseline to prove what changed after calibration
Where to Find OEM Requirements for Chevrolet Traverse: Position Statements and Service Info
OEM direction is the standard for ADAS Calibration on a Chevrolet Traverse, so the most reliable approach is locating the exact OEM procedure tied to that vehicle’s build and equipment rather than relying on general ADAS rules. In OEM service information, calibration routines are typically separated into static, dynamic, or combined workflows, with detailed prerequisites and acceptance criteria. The procedure usually specifies target styles, distances, heights, centerline references, floor-level tolerances, lighting limitations, battery voltage requirements, and any required alignment or ride-height conditions. It also defines what “pass” looks like—completion messages, status flags, or required follow-up checks—so you can document success in OEM terms. OEM position statements can add clarity at the policy level by explaining when pre- and post-repair scanning is expected and when calibration is mandatory after operations like windshield replacement, bumper repairs, suspension changes, or steering component service. Position statements explain the “why,” while the service procedure provides the “how” for the specific Chevrolet Traverse you are servicing. Third-party repairability databases and training resources can help cross-check likely triggers, but treat them as directional; option packages, sensor generations, and procedure updates can vary within a model line. A practical workflow is to confirm the sensor set from VIN/build data, map each affected camera or radar to its OEM routine, and verify any special targets or tools required. If you use an aftermarket scan platform, confirm it supports the exact routine and produces an OEM-equivalent completion status. Record the procedure title and revision date you relied on; OEM guidance evolves, and those references strengthen consistency if the vehicle returns or documentation is reviewed later.
Set-Up Checks Before Calibration: Glass, Brackets, Tires, Ride Height, and Environment
Before ADAS Calibration on a Chevrolet Traverse, confirm the physical and environmental conditions the OEM procedure assumes are correct. Start with the glass-to-camera interface: verify the correct windshield specification is installed, the viewing area is clean, and the camera bracket is the correct part, bonded properly, and not twisted or stressed. A slightly mis-seated camera or distorted bracket can produce marginal results even if the routine “completes.” If the vehicle uses radar, inspect the radar bracket and mounting plane for bends, corrosion, paint buildup, or missing fasteners, and confirm the sensor face is clean and unobstructed. Next, validate stance inputs. Set tire pressures to spec, confirm tire sizes match side-to-side, and check for uneven wear or mismatched tires that change rolling radius. Verify ride height and levelness per OEM guidance, and address suspension sag or aftermarket changes that shift the sensor horizon. Confirm the vehicle is unloaded as required (no uneven cargo), and that steering and suspension repairs are followed by alignment with thrust angle and steering wheel centering verified. Then control the environment for the required method. For static calibration, confirm level floor, correct target type, OEM-specified distances/heights, and measurements taken from OEM-defined reference points, not convenient body edges. Manage lighting to avoid glare, reflections, and backlighting, and keep glass clean to support camera recognition. For dynamic calibration, plan a route that meets speed and lane-marking requirements with minimal interruptions. Finally, stabilize electrical conditions with battery support, close doors and manage accessories to avoid module wake events, and confirm all relevant ADAS modules are communicating before starting ADAS Calibration on the Chevrolet Traverse.
Verify correct glass, brackets, and sensor mounts before calibrating
Set tires and ride height; control the environment for static or dynamic
Stabilize voltage and confirm a clean post-scan and completion report
Post-Calibration Scan and Health Check: Confirming DTCs Are Cleared and Modules Report Ready
After ADAS Calibration on a Chevrolet Traverse, the post-calibration scan is the verification gate that confirms the vehicle accepted the procedure and that supporting systems are reporting normal operation. The goal is not simply erasing codes; it is proving relevant DTCs are absent after the system initializes and runs self-checks. A common best practice is scan → clear only applicable faults → rescan, because clearing without a second scan proves memory was reset, not that the condition is resolved. During the post-scan, confirm all expected modules are communicating and that ADAS, steering, braking, and body controllers are online with no network dropouts. Review current and pending codes carefully; some faults remain pending until a drive cycle completes and can disable features later even if the dash looks normal. Where supported, verify calibration status indicators show completed for the camera/radar involved and confirm related inputs remain plausible (steering-angle near center, yaw/accel stable at rest, wheel-speed signals consistent). If the OEM routine includes a learning drive or verification drive, treat it as part of ADAS Calibration and run the final scan after the drive so the report reflects the learned state. Then confirm features enable without “temporarily unavailable” messages and remain available after an ignition restart. If faults reappear, use the code pattern to direct re-checks—voltage/network faults point to power/connector integrity, while input plausibility faults often point back to brackets, ride height, or alignment. Saving the full post-scan tied to the same identifiers as the pre-scan creates a clear, defensible before-and-after record.
Documentation Package: Scan Reports, Calibration Results, and Verification Drive Notes
A strong documentation packet for ADAS Calibration on a Chevrolet Traverse should read like a controlled process: what the vehicle reported, what prerequisites were verified, what procedure was completed, and what evidence confirms the result. Include the pre-scan report and label it clearly; ensure it shows vehicle identification, date/time, scan platform, and a comprehensive module list. Add the post-scan report next to demonstrate communication health and the absence of relevant DTCs after completion. Include the calibration result output—saved completion report, certificate, or captured screen—so the method and pass/fail status are documented for the same Chevrolet Traverse. For static routines, note the target system used and record key setup measurements (distance, height, centerline references), floor-level confirmation, and lighting controls; photos of target placement and measurement points can strengthen repeatability. For dynamic routines, record verification drive notes: speed range, roadway type, lane marking quality, weather/light conditions, and any interruptions or restarts needed for learning. Document physical inputs: installed windshield/glass specification, camera or radar bracket inspection/replacement details, and any mount or fastener verification performed, since geometry drives calibration accuracy. Capture supporting conditions such as tire pressures, alignment confirmation, ride height checks if required, and battery support used during the routine. If OEM steps include steering-angle initialization, yaw sensor zeroing, or additional checks, document those actions and results. Note exceptions honestly so the record remains credible. Conclude with a brief technician summary stating which ADAS functions were verified as available after ADAS Calibration, and store the packet as a single retrievable file tied to the Chevrolet Traverse service record.
Services
Pre- and Post-Calibration Scans for Chevrolet Traverse: Proving Systems Are Set Correctly
Scanning vs Calibration on Chevrolet Traverse: What Each Step Proves
A diagnostic scan and an ADAS calibration solve different problems on a Chevrolet Traverse, and pairing them is how you prove systems are set correctly after ADAS Calibration. A scan (pre-scan/health scan/post-scan) is an evidence-capture step: it queries modules for diagnostic trouble codes (DTCs), readiness and status flags, module identification, and configuration data that describe what the vehicle is reporting at that moment. Scanning answers “what does the car think is wrong or out of range,” which is critical when safety systems are involved. ADAS Calibration, by contrast, is a correction-and-validation procedure that teaches a camera, radar, or other sensor what “straight ahead” looks like on that specific Chevrolet Traverse under controlled conditions or an OEM-defined road routine. Calibration aligns internal reference points to vehicle geometry so lane keeping, collision warning, and emergency braking interpret the environment consistently. A scan alone cannot confirm sensor aim; it can only flag faults, communication issues, or calibration-required conditions. Likewise, calibrating without scanning can miss the real blocker—low voltage, a mis-seated connector, a module offline, or a chassis input fault—so the calibration may not complete or may be unreliable. That is why best practice is sequential: run and save a complete pre-scan, correct physical and electrical prerequisites, perform ADAS Calibration per OEM requirements for the Chevrolet Traverse, then run and save a post-scan to confirm modules report ready with no relevant DTCs returning. When both records are kept together, you can show what changed, why calibration was triggered, and that the vehicle left in a known-good state rather than an assumed-good state.
Pre-Calibration Scan: Capturing DTCs, Baselines, and Calibration Triggers
For a Chevrolet Traverse, the pre-calibration scan is the “before” snapshot that justifies ADAS Calibration and identifies anything that can prevent a clean result. It should cover more than the module that is flashing a warning; scan ADAS, chassis, body, and power management systems because prerequisites like stable voltage, steering-angle plausibility, and network communication can block calibration. Capture current, pending, and stored DTCs, and preserve freeze-frame/event data where available before clearing anything. That record helps separate pre-existing faults from repair-induced triggers and prevents “calibrating around” a real electrical or input problem. The pre-scan also creates a baseline inventory of module IDs, software levels, and status flags so you can prove the same modules were present, online, and in normal states after ADAS Calibration. Many scan tools will also show calibration-required indicators, not-learned states, or guided function prompts that point to the specific trigger—camera relearn after windshield replacement, radar aiming after bumper/grille work, or steering-angle/yaw routines after alignment or suspension work that altered ride height. Use the scan results to decide what must be corrected first: resolve hard faults, confirm proper operating mode, inspect connectors/fuses if network codes appear, and plan voltage support so modules do not drop offline mid-routine. Document any out-of-scope codes you are not addressing so later reviewers understand what remained and why. Finally, save the scan output as a report, not a verbal note, because it becomes the “before” evidence you will pair with calibration results and a post-scan. When that pairing exists, the Chevrolet Traverse record shows why ADAS Calibration was initiated and that prerequisites were controlled rather than assumed.
Save a full pre-scan to capture DTCs, freeze-frame, and module status
Document the trigger event and any prerequisites the scan reveals
Use the baseline to prove what changed after calibration
Where to Find OEM Requirements for Chevrolet Traverse: Position Statements and Service Info
OEM direction is the standard for ADAS Calibration on a Chevrolet Traverse, so the most reliable approach is locating the exact OEM procedure tied to that vehicle’s build and equipment rather than relying on general ADAS rules. In OEM service information, calibration routines are typically separated into static, dynamic, or combined workflows, with detailed prerequisites and acceptance criteria. The procedure usually specifies target styles, distances, heights, centerline references, floor-level tolerances, lighting limitations, battery voltage requirements, and any required alignment or ride-height conditions. It also defines what “pass” looks like—completion messages, status flags, or required follow-up checks—so you can document success in OEM terms. OEM position statements can add clarity at the policy level by explaining when pre- and post-repair scanning is expected and when calibration is mandatory after operations like windshield replacement, bumper repairs, suspension changes, or steering component service. Position statements explain the “why,” while the service procedure provides the “how” for the specific Chevrolet Traverse you are servicing. Third-party repairability databases and training resources can help cross-check likely triggers, but treat them as directional; option packages, sensor generations, and procedure updates can vary within a model line. A practical workflow is to confirm the sensor set from VIN/build data, map each affected camera or radar to its OEM routine, and verify any special targets or tools required. If you use an aftermarket scan platform, confirm it supports the exact routine and produces an OEM-equivalent completion status. Record the procedure title and revision date you relied on; OEM guidance evolves, and those references strengthen consistency if the vehicle returns or documentation is reviewed later.
Set-Up Checks Before Calibration: Glass, Brackets, Tires, Ride Height, and Environment
Before ADAS Calibration on a Chevrolet Traverse, confirm the physical and environmental conditions the OEM procedure assumes are correct. Start with the glass-to-camera interface: verify the correct windshield specification is installed, the viewing area is clean, and the camera bracket is the correct part, bonded properly, and not twisted or stressed. A slightly mis-seated camera or distorted bracket can produce marginal results even if the routine “completes.” If the vehicle uses radar, inspect the radar bracket and mounting plane for bends, corrosion, paint buildup, or missing fasteners, and confirm the sensor face is clean and unobstructed. Next, validate stance inputs. Set tire pressures to spec, confirm tire sizes match side-to-side, and check for uneven wear or mismatched tires that change rolling radius. Verify ride height and levelness per OEM guidance, and address suspension sag or aftermarket changes that shift the sensor horizon. Confirm the vehicle is unloaded as required (no uneven cargo), and that steering and suspension repairs are followed by alignment with thrust angle and steering wheel centering verified. Then control the environment for the required method. For static calibration, confirm level floor, correct target type, OEM-specified distances/heights, and measurements taken from OEM-defined reference points, not convenient body edges. Manage lighting to avoid glare, reflections, and backlighting, and keep glass clean to support camera recognition. For dynamic calibration, plan a route that meets speed and lane-marking requirements with minimal interruptions. Finally, stabilize electrical conditions with battery support, close doors and manage accessories to avoid module wake events, and confirm all relevant ADAS modules are communicating before starting ADAS Calibration on the Chevrolet Traverse.
Verify correct glass, brackets, and sensor mounts before calibrating
Set tires and ride height; control the environment for static or dynamic
Stabilize voltage and confirm a clean post-scan and completion report
Post-Calibration Scan and Health Check: Confirming DTCs Are Cleared and Modules Report Ready
After ADAS Calibration on a Chevrolet Traverse, the post-calibration scan is the verification gate that confirms the vehicle accepted the procedure and that supporting systems are reporting normal operation. The goal is not simply erasing codes; it is proving relevant DTCs are absent after the system initializes and runs self-checks. A common best practice is scan → clear only applicable faults → rescan, because clearing without a second scan proves memory was reset, not that the condition is resolved. During the post-scan, confirm all expected modules are communicating and that ADAS, steering, braking, and body controllers are online with no network dropouts. Review current and pending codes carefully; some faults remain pending until a drive cycle completes and can disable features later even if the dash looks normal. Where supported, verify calibration status indicators show completed for the camera/radar involved and confirm related inputs remain plausible (steering-angle near center, yaw/accel stable at rest, wheel-speed signals consistent). If the OEM routine includes a learning drive or verification drive, treat it as part of ADAS Calibration and run the final scan after the drive so the report reflects the learned state. Then confirm features enable without “temporarily unavailable” messages and remain available after an ignition restart. If faults reappear, use the code pattern to direct re-checks—voltage/network faults point to power/connector integrity, while input plausibility faults often point back to brackets, ride height, or alignment. Saving the full post-scan tied to the same identifiers as the pre-scan creates a clear, defensible before-and-after record.
Documentation Package: Scan Reports, Calibration Results, and Verification Drive Notes
A strong documentation packet for ADAS Calibration on a Chevrolet Traverse should read like a controlled process: what the vehicle reported, what prerequisites were verified, what procedure was completed, and what evidence confirms the result. Include the pre-scan report and label it clearly; ensure it shows vehicle identification, date/time, scan platform, and a comprehensive module list. Add the post-scan report next to demonstrate communication health and the absence of relevant DTCs after completion. Include the calibration result output—saved completion report, certificate, or captured screen—so the method and pass/fail status are documented for the same Chevrolet Traverse. For static routines, note the target system used and record key setup measurements (distance, height, centerline references), floor-level confirmation, and lighting controls; photos of target placement and measurement points can strengthen repeatability. For dynamic routines, record verification drive notes: speed range, roadway type, lane marking quality, weather/light conditions, and any interruptions or restarts needed for learning. Document physical inputs: installed windshield/glass specification, camera or radar bracket inspection/replacement details, and any mount or fastener verification performed, since geometry drives calibration accuracy. Capture supporting conditions such as tire pressures, alignment confirmation, ride height checks if required, and battery support used during the routine. If OEM steps include steering-angle initialization, yaw sensor zeroing, or additional checks, document those actions and results. Note exceptions honestly so the record remains credible. Conclude with a brief technician summary stating which ADAS functions were verified as available after ADAS Calibration, and store the packet as a single retrievable file tied to the Chevrolet Traverse service record.
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