Circuit/System Verification

WARNING: This page is about a different car, the 2009 Saturn Outlook, 2009 GMC Acadia, 2009 Chevrolet Traverse, and 2009 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.

Observe the scan tool Front Fog Lamp Switch parameter while pressing and releasing the fog lamp switch. The parameter should change between Active and Inactive.
- If the parameter does not change between the specified values, refer to Fog Lamp Switch Circuit Test .
Ignition ON, command the fog lamps ON and OFF with a scan tool. Observe the fog lamps turn on and off.
- If the fog lamps do not turn on and off, refer to Fog Lamp Relay Circuit Test .
With the fog lamps ON, verify the fog lamp indicator is illuminated on the IPC.
- If the indicator does not illuminate, refer to Front Fog Lamp Indicator Test .