× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
2005 Pontiac GTO 6.0L Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire, MIL Lamp on
Posted to GM Driveability on 9/1/2009 5 Replies

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...

5 Replies Received (View Replies)

  Related Documents & Media  2005 Pontiac GTO

 
Message Closed

car Vehicle Data

2005 Pontiac GTO

VIN 6G2VX12U85
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / new battery
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Surge, Cuts Out, Misfire, MIL Lamp On
OccursHot, Cruise, Idle

Trouble Codes

P1516Control Module Throttle Actuator Position Performance
P2135Throttle Position Sensor 1/2 Incorrect Voltage Correlation
P2178Fuel Trim System Lean At Idle Speed (Bank 1)
Message Closed

car Vehicle Data

2005 Pontiac GTO

VIN 6G2VX12U85
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / new battery
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Surge, Cuts Out, Misfire, MIL Lamp On
OccursHot, Cruise, Idle

Trouble Codes

P1516Control Module Throttle Actuator Position Performance
P2135Throttle Position Sensor 1/2 Incorrect Voltage Correlation
P2178Fuel Trim System Lean At Idle Speed (Bank 1)