
1990 Cadillac DeVille 4.5L Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy
Greeting Guys& Gals This caddy has me biting my nails. At all times it acts like an old carbed car used to in that when idling it will blow black carbon smoke all over the ground. What has me stumped is that the O2 sensor will be at .450 mvolts in open loop, b...
FIX posted 10/29/2004
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VIN | 1G6CD5332L |
Engine | 4.5 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | FI / SFI |
Emissions | CBD1 |
Symptoms | Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy |
Occurs | Always, Idle |
Message Closed w/FIX
Vehicle Data
1990 Cadillac DeVille
VIN | 1G6CD5332L |
Engine | 4.5 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | FI / SFI |
Emissions | CBD1 |
Symptoms | Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy |
Occurs | Always, Idle |