2005 Pontiac GTO 6.0L Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire, MIL Lamp on
Has this problem intermittently, CEL comes on, Safety Mode reduced performance displays in the DIM. Let the car sit off, remove the key, wait 5 sec and runs fine till it does it again. The problem is very intermittent. Any thoughts?? This is for a friend of mi...
FIX posted 10/14/2009
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Vehicle Data2005 Pontiac GTO
Trouble Codes
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Vehicle Data
2005 Pontiac GTO
VIN | 6G2VX12U85 |
Engine | 6.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / new battery |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Hesitation, Surge, Cuts Out, Misfire, MIL Lamp On |
Occurs | Hot, Cruise, Idle |
Trouble Codes
P1516 | Control Module Throttle Actuator Position Performance |
P2135 | Throttle Position Sensor 1/2 Incorrect Voltage Correlation |
P2178 | Fuel Trim System Lean At Idle Speed (Bank 1) |