P0120 Diagnostic Trouble Code Discussion for August 2006
Throttle Position Sensor Circuit Malfunction
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| Help Request | Posted | |
| 2003 GMC Sierra 3500 6.0L MIL Lamp on VIN: 1GDJC39U33 P0120: TP Sensor 1 Performance. Thanks for reading this post. Been have this problem with this truck for a little over a week. As you can see I tryed just about everything there is. When the truck acts up the computer goes into reduced power mode, which doesn't let the truck accelterate over... |
August 29, 2006 |
