ECM/Pcm Code Charts: Notes
WARNING: This page is about a different car, the 1994 Pontiac Bonneville, 1994 Oldsmobile Eighty-Eight, and 1994 Buick LeSabre. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
In following diagnostic tests, schematics and illustrations are courtesy of General Motors Corp.