Service Mode Operation & Exiting Diagnostics: Notes
WARNING: This page is about a different car, the 1995 Cadillac Seville, 1995 Cadillac Eldorado, and 1995 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
After trouble codes have been displayed, SERVICE MODE can be used to exit diagnostics or individually perform several tests on different systems.