Test Description
WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
The numbers below refer to the step numbers on the diagnostic table.
- 2. Listen for an audible click when the park lamp relay operates. Command both the ON and OFF states. Repeat the commands as necessary.
- 3. Verifies that the BCM is providing ground to the park lamp relay. Indicating a short to voltage internal to the park lamp relay.
- 4. Test for a short to voltage in the control circuit of the park lamp relay.