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1999 Chevrolet Silverado 1500 4.8L Poor Idle Quality, Surge, Cuts out, Misfire, MIL Lamp on, Knocks, Low Power
This came in this morning with the complaint of "check engine light started flashing" when towing a small trailer up a hill at part throttle. We confirmed this as with a P0300 with FF data of 32% load, 3rd gear, warmed up, 3950 RPM, fuel trims OK. We drove it ...
FIX posted 6/12/2003
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Message Closed w/FIX
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18 Replies Received
18 Replies Received
Related Documents & Media | VIN | 1GCEK14V5X |
| Engine | 4.8 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SFI Vortec (individual) |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge, Cuts Out, Misfire, MIL Lamp on, Knocks, Low Power |
| Occurs | Hot, Under Load, on Accel, Today |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
1999 Chevrolet Silverado 1500
| VIN | 1GCEK14V5X |
| Engine | 4.8 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SFI Vortec (individual) |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge, Cuts Out, Misfire, MIL Lamp on, Knocks, Low Power |
| Occurs | Hot, Under Load, on Accel, Today |
Trouble Codes
| P0300 | Multiple Misfire Detected |
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