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Home >> GMC >> 2019 >> Terrain SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 41 (Power Door Lock System And Release Systems) >> Diagnostic Information And Procedures >> DTC B323A-B323C: Hands Free Sensor Signal Invalid/Hands Free Liftgate Sensor Module >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2018 GMC Terrain and 2018 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON.
    2. NOTE:

    The keyless entry transmitter must be within 1 meter (3 feet) of the liftgate

  2. Verify the tail lights flash 3 times and the power liftgate opens while performing a kicking motion behind and under the rear fascia.
    • If the tail lamps do not flash 

      Refer to Circuit/System Testing.

    • Go to next step: If the tail lamps flash and the liftgate does open 
  3. All OK.
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