2007 Chevrolet Impala LT 3.5L Poor Power
when the accelerator pedal is depressed to a certain possition the engine goes into limp mode until the key is turned off. then everything is normal. everything test good and it runs great except for this. has anyone run into this before and what was your fix....
FIX posted 6/13/2009
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Vehicle Data2007 Chevrolet Impala LT
Trouble Codes
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Vehicle Data
2007 Chevrolet Impala LT
VIN | 2G1WT58N77 |
Engine | 3.5 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / CODE SCAN TO THIS POINT |
Emissions | OBD-II Compliant |
Symptoms | Poor Power |
Occurs | On Accel |
Misc. | When Accl. Pedal Is Depressed to a Certain Position Goes Into Limp |
Trouble Codes
P2138 | Accelerator Pedal Position Sensor 1/2 Incorrect Voltage Correlation |