Diagnostic Aids
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.
An intermittent short or open to ground in the fuel control circuit to the PCM may set DTC. Check terminals carefully.