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1990 Chevrolet C1500 454 SS 7.4L Poor Idle Quality, Surge, Poor Fuel Economy
Hello fellas and gals , this is kicking my tail hope you have some suggestions, it runs fairly well but slightly rough at idle and steady around 25 mph and on decell smells rich at times and poooor gas mileage, i cant understand that with this kind of truck? i...
FIX posted 5/16/2003
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Related Documents & Media | VIN | 1GCDC14N1L |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / TBI |
| Symptoms | Poor Idle Quality, Surge, Poor Fuel Economy |
| Occurs | Always, on Decel |
Message Closed w/FIX
Vehicle Data
1990 Chevrolet C1500 454 SS
| VIN | 1GCDC14N1L |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / TBI |
| Symptoms | Poor Idle Quality, Surge, Poor Fuel Economy |
| Occurs | Always, on Decel |
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