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Home >> Chevrolet >> 2021 >> Traverse L >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Driver Assistance Systems >> Diagnostic Information and Procedures >> DTC B0987 >> Circuit/System Verification
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Circuit/System Verification

  1. Ignition - On / Vehicle - In Service Mode
  2. Verify DTC B356A is not set.
    • Go to next step: If the DTC is not set 
  3. Cycle the component from the open position to the closed position: Lane Keep Assist Switch

    Verify the component turns On and Off: Lane Keep Assist Switch Indicator

    • If the component does not turn On and Off 

      Refer to Circuit/System Testing.

    • Go to next step: If the component turns On and Off 
  4. All OK.
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