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1999 Chevrolet Silverado 1500 5.3L Engine
Cylinder # 4 misfire (P0304) resets consistantly. Unplugging (new) injector & (new) coil on cyclinder 4 makes no difference to idle quality. Spark plug gets dark on the cylinder. Compression seems ok. Vaccuum guage connected to intake while running does not fl...
FIX posted 1/30/2008
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22 Replies Received
Related Documents & Media | VIN | 2GCEK19TXX |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Affected | Engine |
| Conditions | Misfire |
Message Closed w/FIX
Vehicle Data
1999 Chevrolet Silverado 1500
| VIN | 2GCEK19TXX |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Affected | Engine |
| Conditions | Misfire |
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