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2005 Chevrolet Silverado 1500 4.8L Poor Idle Quality, MIL Lamp on
Truck runs well cold. Truck starts hard and runs poor at idle hot. Idling low around 550 which is what data shows as desired. Truck has been then way for 40k miles (as long as customer had owned it) Data showing the truck running rich. Have tried new O2 se...
FIX posted 1/3/2025
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Message Closed w/FIX
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15 Replies Received
15 Replies Received
Related Documents & Media | VIN | 1GCEC19V25 |
| Engine | 4.8 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, MIL Lamp On |
| Occurs | Hot |
Trouble Codes
| P0172 | Fuel System Too Rich (Bank 1) |
| P0175 | Fuel System Too Lean (Bank 2) |
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2005 Chevrolet Silverado 1500
| VIN | 1GCEC19V25 |
| Engine | 4.8 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, MIL Lamp On |
| Occurs | Hot |
Trouble Codes
| P0172 | Fuel System Too Rich (Bank 1) |
| P0175 | Fuel System Too Lean (Bank 2) |
| P0300 | Multiple Misfire Detected |
Video