2001 Chevrolet Express 3500 8.1L MIL Lamp on, No throttle
We have been wrestling with this beast for a long time! As you can see in history, we or another shop have replaced almost everything to try to fix this. The problem is very random. You will be driving along and the "reduced power" light will come on and the t...
FIX posted 8/4/2009
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle 7 Replies Received (View Replies)7 Replies Received (Hide Replies)Related Documents & MediaRelated Documents & Media |
Message Closed
Vehicle Data2001 Chevrolet Express 3500
Trouble Codes
|
Message Closed
Vehicle Data
2001 Chevrolet Express 3500
VIN | 1GBJG31G71 |
Engine | 8.1 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp on, No Throttle |
Occurs | Intermittently |
Trouble Codes
P1120 | TP Sensor 1 Circuit Malfunction |
P1221 | TP Sensor 2 1-2 Correlation |