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1990 Chevrolet C1500 Cheyenne 5.7L Poor Idle Quality, Misfire
Hello everyone. This truck came in with the complaint of a misfire and or rough idle. I scoped the ignition system (primary and secondary) and couldn't see anything abnormal. On cylinder balance test however, #4 is not hitting at all. Compression is 110. I rem...
FIX posted 7/29/2002
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Related Documents & Media | VIN | 1GCDC14K7L |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / TBI |
| Emissions | OBD1 |
| Symptoms | Poor Idle Quality, Misfire |
| Occurs | Always, Idle |
| Misc. | Engine Is 3 Months Old |
Message Closed w/FIX
Vehicle Data
1990 Chevrolet C1500 Cheyenne
| VIN | 1GCDC14K7L |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / TBI |
| Emissions | OBD1 |
| Symptoms | Poor Idle Quality, Misfire |
| Occurs | Always, Idle |
| Misc. | Engine Is 3 Months Old |
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