Circuit Description

WARNING: This page is about a different car, the 1998 Pontiac Trans Sport, 1998 Oldsmobile Silhouette, and 1998 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.

PCM turns on bulb, LED or driver information center indicator by supplying ground through the PCM.

Conditions for setting DTC:

Ignition on.
Improper voltage level detected on generator light driver circuit.
Conditions present for at least 20 seconds.