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Home >> GMC >> 2021 >> Terrain SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 94 (Driver Assistance Systems) >> Diagnostic Information And Procedures >> Seat Haptic Signal Motor Malfunction >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2020 GMC Terrain and 2020 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition - On / Vehicle - In Service Mode
  2. Perform the scan tool function:Driver Seat Cushion Left Rear Haptic Movement & Driver Seat Cushion Right Rear Haptic Movement - On and Off

    Verify the component produces a vibration that can be heard and felt.

    • If the component does not activate 

      Refer to: Circuit/System Testing

    • Go to next step: If the component activates 
  3. All OK.
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