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2004 Hummer H2 6.0L MIL Lamp on, Limp mode
Posted to GM Driveability on 4/30/2014 7 Replies

This one has me stumped. Vehicle comes in while in limp mode. Found codes p0120 and p2135. Cleared codes and it ran fine. Vehicle has been back 4 times with the same issue and everytime i find myself just throwing parts at it (see related repair history). All ...

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  Related Documents & Media  2004 Hummer H2

 
Message Closed w/FIX

car Vehicle Data

2004 Hummer H2

VIN 5GRGN23404
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Limp Mode
OccursCold, on Decel, Idle, Intermittently, at Start Up

Trouble Codes

P0120Throttle Position Sensor Circuit Malfunction
P2135Throttle Position Sensor 1/2 Incorrect Voltage Correlation
Message Closed w/FIX

car Vehicle Data

2004 Hummer H2

VIN 5GRGN23404
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Limp Mode
OccursCold, on Decel, Idle, Intermittently, at Start Up

Trouble Codes

P0120Throttle Position Sensor Circuit Malfunction
P2135Throttle Position Sensor 1/2 Incorrect Voltage Correlation