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1998 GMC Sonoma SL 4.3L Poor Idle Quality, Misfire
Power balance test and idle stability tests verify random missfire at idle. On the road the truck runs well. Injectors were cleaned & cap inspected as per related vehicle TSBs. Compression and vacumm all meet vehicle specs.
FIX posted 12/27/2002
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Related Documents & Media | VIN | 1GT6T19W6W |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire |
| Occurs | Intermittently |
Trouble Codes
| P0300 | Multiple Misfire Detected |
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Vehicle Data
1998 GMC Sonoma SL
| VIN | 1GT6T19W6W |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire |
| Occurs | Intermittently |
Trouble Codes
| P0300 | Multiple Misfire Detected |
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