Ignition Coil Power Source
WARNING: This page is about a different car, the 1998 Cadillac Seville, 1998 Cadillac Eldorado, and 1998 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
Turn ignition on. Check ignition positive voltage circuit of ignition control module for battery voltage. See WIRING DIAGRAMS article. If battery voltage is not present, check ignition or PCM fuse. If fuse is not blown, check for open between fuse and ignition control module.