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2004 GMC Sierra 1500 SLE 4.8L Stall, Reduced Power
Posted to GM Driveability on 6/6/2008 7 Replies

Truck will start run fine and then intermittently go into reduced power mode and set P1516 and P2135. It has been happening since 2005 and customer has had this to numerous shops to try to get this resolved. See related repair history. Customer brought unit in...

7 Replies Received (View Replies)

  Related Documents & Media  2004 GMC Sierra 1500 SLE

 
Message Closed w/FIX

car Vehicle Data

2004 GMC Sierra 1500 SLE

VIN 1GTEC14V34
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsStall, Reduced Power
OccursIntermittently
Misc.Quad Cab Electric Throttle

Trouble Codes

P1516Control Module Throttle Actuator Position Performance
P2135Throttle Position Sensor 1/2 Incorrect Voltage Correlation
Message Closed w/FIX

car Vehicle Data

2004 GMC Sierra 1500 SLE

VIN 1GTEC14V34
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsStall, Reduced Power
OccursIntermittently
Misc.Quad Cab Electric Throttle

Trouble Codes

P1516Control Module Throttle Actuator Position Performance
P2135Throttle Position Sensor 1/2 Incorrect Voltage Correlation