20 Most Recent 1991 Cadillac Fleetwood Questions & Answers

Question edited for clarity. Question moved to model category. It is hiding inside the fuel tank, and the fuel tank has to be removed to get to it. What makes you think it needs changing? Did you test the pressure? https://www.google.com/search?q=1991+cadillac+fleetwood+replace+fuel+pump ..

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Where is the starter relay switch on a 91 Cadillac Fleetwood

The ABS module may have failed - check for trouble codes (DTCs) with a good OBDI code reader.

A few possible causes:

1. Bulb(s) burned out;
2. Defective door jamb switch (can usually be fixed with a few squirts of penetrating oil into the switch);
3. Defective lighting delay module (located under the dashboard, near the center on the passenger side);
4. Fuse burned out;
5. Evil spell.

You probably disconnected a vacuum hose that didn't get reconnected. The mode doors are controlled by vacuum and the default id the defrost mode.

-Do it. You need help...? Good Luck mai

Could be a blowen fuse

Click the "Need help?" link on the Gmail sign-in screen.

Right hand side (passengers side) behind dash.

Try autozone website. You can sing up with your email for free. You can select your car and then go to troubleshooting. They even have wiring diagrams. They don't have repair help for every car but it's worth trying.

sounds like a short

Do you have normal compression, spark, and fuel pressure ? Will it try to start if you spray starting fluid into the throttle body ?

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