Circuit/System Verification

2015 Chevrolet Silverado 1500 High Country, 5.3L Eng VIN C, RWD, GasSECTION Circuit/System Verification
  1. Ignition ON.
  2. Verify the scan tool Park Assist Switch parameter changes between Active and Inactive while pressing and releasing the parking assist switch.
    • If the parameter does not change between Active and Inactive 

      Refer to Circuit/System Testing - Parking Assist Switch Circuit Malfunction.

    • If the parameter changes between Active and Inactive 
  3. Engine running, parking brake applied, transmission in R.
  4. Verify the reverse lamps are illuminated.
    • If the reverse lamps are illuminated 
  5. Verify the scan tool Parking Assist System Status parameter is Enabled.
    • If the parameter is not Enabled 

      Refer to Diagnostic Aids to determine the cause of the inhibit.

    • If the parameter is Enabled 
  6. Verify the parking assist switch indicator turns ON and OFF when turning the parking assist system on and off with the park assist switch.
    • If the indicator does not turn ON and OFF 

      Refer to Circuit/System Testing - Parking Assist Switch Indicator Circuit Malfunction.

    • If the indicator turns ON and OFF 
  7. 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.