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2000 Chevrolet Silverado 1500 4.8L Poor Idle Quality, Misfire
Truck idles real rough on cold start up. It will flare on start to 1200 rpm, everything looks good on the scanner then o2s all go to less than 100 mv. Idle gos very rough and cyl 5 and 6 show misfire. If the ect sensor reads over 100 misfires go away and engin...
FIX posted 12/30/2004
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Message Closed w/FIX
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14 Replies Received
14 Replies Received
Related Documents & Media | VIN | 2GCEC19V7Y |
| Engine | 4.8 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire |
| Occurs | Cold |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2000 Chevrolet Silverado 1500
| VIN | 2GCEC19V7Y |
| Engine | 4.8 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire |
| Occurs | Cold |
Trouble Codes
| P0300 | Multiple Misfire Detected |
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