GM Service Manual Online
For 1990-2009 cars only

Step

Action

Normal Result(s)

Abnormal Result(s)*

1

  1. Turn the ignition switch to the ON position.
  2. Make sure that the transmission is in the PARK position.
  3. Press and release the fuel tank filler door lock release switch.

The fuel tank filler door lock actuator activates and opens the fuel tank filler door.

The fuel tank filler door lock actuator is inoperative. Refer to Fuel Filler Door Release Inoperative for diagnosis.

2

Press and release the fuel tank filler door lock release button on the portable transmitter (KEY FOB).

The fuel tank filler door lock actuator activates and opens the fuel tank filler door.

The fuel tank filler door lock actuator is inoperative. Refer to Diagnostic System Check - Remote Keyless Entry for diagnosis.

3

Press and release the rear compartment lid release button on the portable transmitter (KEY FOB).

The rear compartment lid release actuator activates and opens the rear compartment lid.

The rear compartment lid lock release actuator is inoperative. Refer to Diagnostic System Check - Remote Keyless Entry for diagnosis.

* Refer to the appropriate symptom diagnostic table for the applicable abnormal result.