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2002 GMC Envoy SLT 4.2L MIL Lamp on, Reduced Power Light
I have replaced the APP connector and The Throttle Body connector. I have also load tested the wiring from the APP to the PCM and the Throttle Body to the PCM, the all carry a load using a headlight bulb and the voltage drop was .02V. I am leaning toward the P...
FIX posted 4/13/2011
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Message Closed w/FIX
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Related Documents & Media | VIN | 1GKDT13S52 |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp on, Reduced Power Light |
| Occurs | Cold |
Trouble Codes
| P1271 | Accelerator Pedal Position Sensor 1-2 Correlation |
| P1523 | TAC Module Return Performance |
Message Closed w/FIX
Vehicle Data
2002 GMC Envoy SLT
| VIN | 1GKDT13S52 |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp on, Reduced Power Light |
| Occurs | Cold |
Trouble Codes
| P1271 | Accelerator Pedal Position Sensor 1-2 Correlation |
| P1523 | TAC Module Return Performance |
Video