P0120 Diagnostic Trouble Code Discussion for May 2008
Throttle Position Sensor Circuit Malfunction
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| Help Request | Posted | |
| 2004 Chevrolet Tahoe LS 5.3L MIL Lamp on VIN: 1GNEK13Z54 P0120: TP Sensor 1 Performance. ... 15 mph. Found PCM was in "reduced power mode" & codes P0120, P0220, & P1516. Checked scan data, all looked good so we cleared codes & couldn't get them to come back. Truck came back in 3 days ago with... |
May 28, 2008 | |
| 2004 Chevrolet Tahoe LS 5.3L MIL Lamp on VIN: 1GNEK13Z54 P0120: TP Sensor 1 Performance. ... 15 mph. Found PCM was in "reduced power mode" & codes P0120, P0220, & P1516. Checked scan data, all looked good so we cleared codes & couldn't get them to come back. Truck came back in 3 days ago with... |
May 29, 2008 |
