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HOMESERVICE MANUALSCHEVROLET2022TRAX LT, AWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTINFOTAINMENTIMAGE DISPLAY CAMERASDIAGNOSTIC INFORMATION AND PROCEDURESDTC B127B (BUICK)CIRCUIT/SYSTEM VERIFICATION
2022 Chevrolet Trax LT, AWD

Circuit/System Verification

2022 Chevrolet Trax LT, AWDSECTION Circuit/System Verification
  1. Verify there is no debris on the B87 Rearview Camera lens and that the bezel and bezel seal are not damaged.
    • If debris is found on the lens 

      Clean the lens using water and a soft cloth. If the lens, bezel, or bezel seal are damaged, replace as necessary.

    • Go to next step: If there is no debris on the lens 
  2. Engine running, parking brake applied, transmission in REVERSE.
  3. Verify the backup lamps are illuminated.
    • Go to next step: If the backup lamps are illuminated 
  4. Ignition ON. Verify P17 Info Display Module displays the home screen and radio information properly.
    • If the P17 Info Display is not displaying properly 
    1. Engine running, parking brake applied, transmission in R.
      2. NOTE:

      A poor quality image is an image that has flickering, blinking, excessively blue/yellow hue, and/or fog/haze such that it obstructs the driver's view out the rear of the vehicle.

    2. Verify a clear rear vision image is displayed on the P17 Info Display Module.
      • If a clear rear vision image is displayed 

        Refer to Circuit/System Testing- A: Info Display does not Display Radio Information

      • If a clear rear vision image is not displayed 

        Refer to Circuit/System Testing - B: Info Display Module does not Display Anything.

    • Go to next step: If the P17 Info Display displays properly 
  5. Engine running, parking brake applied, transmission in REVERSE.
    6. NOTE:

    A poor quality image is an image that has flickering, blinking, excessively blue/yellow hue, and/or fog/haze such that it obstructs the driver's view out the rear of the vehicle.

  6. Verify a clear rear vision image is displayed on the P17 Info Display Module.
    • If a clear image is not displayed 

      Refer to Circuit/System Testing - C: No Rear View Camera Image.

    • Go to next step: If a clear image is displayed 
  7. Verify a clear enhanced rear vision image, which includes projected path lines and object detection indicators, is displayed on the P17 Info Display Module.
    • If an enhanced clear image is not displayed 

      Refer to Circuit/System Testing - D: No Enhanced Rear View Camera Image.

    • Go to next step: If an enhanced clear image is displayed 
  8. All OK.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.