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2004 GMC Sierra 1500 5.3L Misfire, MIL Lamp on
Any help would be apprieciated. This vehicle came in with a miss and lean code on bank one. I checked fuel press. 62 P.S.I. I also checked for vaccume leaks and found none. Checked TSB's And O2 sensor not cracked. Cyl. 1,3,5,7 misses inter with 1,5 missing all...
FIX posted 2/19/2010
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Related Documents & Media | VIN | 2GTEK13TX4 |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage |
| P0171 | Fuel System Too Lean (Bank 1) |
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2004 GMC Sierra 1500
| VIN | 2GTEK13TX4 |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage |
| P0171 | Fuel System Too Lean (Bank 1) |
| P0300 | Multiple Misfire Detected |
Video