ENGINE PERFORMANCE PROBLEM1997 CADILLAC DEVILLE...

1997 Cadillac Deville

Tiny

MR.CADILLAC

June, 7, 2010 AT 10:42 PM

Engine Performance problem
1997 Cadillac Deville V8 Front Wheel Drive Automatic 189000 miles

I just got this 97 cadillac deville and it doesnt pick up the speed I need to get on the highway. I looked at the fuses and some one took a wire and ran it from the fuel pump fuse to the ecs fuse. The guy I got it from says it had stop getting gas but it wasnt the fuel pump thats out. Help me please.

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1 Answer

Tiny

rasmataz

June, 7, 2010 AT 10:47 PM

Inspect and test all the following listed below: Oxygen sensor.
Catalytic converter.
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position sensor.
Manifold absolute pressure sensor.
EGR Valve
Fuel pressure regulator leaking or defective fuel pump.
False air leakage.
Fuel contamination.
Foul/defective spark plugs.
Open spark plug wires.
Ignition coil/Coil packs defective.
Incorrect ignition timing.
Cap and rotor.

Note: If it doesn't apply disregard.

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