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Old 09-29-2003, 08:11 AM
mbdoc mbdoc is offline
Join Date: Mar 1999
Location: Tucker, Ga USA
Posts: 12,153
The 1991 cars with ASR don't have ANY code memory or retrieval ability at all.
You will need to find a dealer that has a break-out box for that system to diagnose your problem.

Most likely is the throttle potentiometer at the back of the intake manifold.
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