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2007 Chevrolet Tahoe LTZ 5.3L Misfire, MIL Lamp on
Thanks ahead of time got this truck shows a p0121 code but i find cylinder number two and seven misfiring. I swap coils and put plugs in still the same. Check injector balance checked good checked compresion checked good. Sprayed carb cleaner around intake and...
FIX posted 8/9/2012
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Message Closed w/FIX
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6 Replies Received
6 Replies Received
Related Documents & Media | VIN | 1GNFC13J07 |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / MPI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P0121 | Throttle Position Sensor Range/Performance |
Message Closed w/FIX
Vehicle Data
2007 Chevrolet Tahoe LTZ
| VIN | 1GNFC13J07 |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / MPI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P0121 | Throttle Position Sensor Range/Performance |
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