
1990 Cadillac DeVille 4.5L Poor Idle Quality, Hesitation, Poor Fuel Economy
I am getting to much fuel pressure when i turn the ignition on. There is also a fuel drop. I have replaced fuel [...], and regulator. I checked the fuel return line for restrictions and did not find any.
FIX posted 2/26/2004
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Message Closed w/FIX
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VIN | IG6CD133XL |
Engine | 4.5 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | FI / mpfi |
Emissions | obd1 |
Symptoms | Poor Idle Quality, Hesitation, Poor Fuel Economy |
Occurs | Always |
Message Closed w/FIX
Vehicle Data
1990 Cadillac DeVille
VIN | IG6CD133XL |
Engine | 4.5 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | FI / mpfi |
Emissions | obd1 |
Symptoms | Poor Idle Quality, Hesitation, Poor Fuel Economy |
Occurs | Always |