p2138
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2014 Denali P2127 P2138
Please help! I have a 2014 denali 6.2L DTC p2127 p2138 Driving along and for no apparent reason my service trac control, service stabilitrak, and reduced engine power come on. It shows the 2 DTCs above. I changed the pedal pos sensor, didnt fix it so I thought maybe got a bad part and changed...- ZDR1987
- Thread
- denali dtc p2127 p2138 pedal positon sensor throttle position sensor
- Replies: 8
- Forum: Engine & Drivetrain
