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P2135 Diagnostic Trouble Code Discussion for January 2022

Throttle Position Sensor 1-2 Correlation


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Trouble Ticket Help Requests for DTC P2135
Help Request Posted
2006 GMC W3500 Forward W3S042 6.0L Poor Idle Quality, Cuts out VIN: 4KD84B1U06
P2135: throttle position 1-2 correlation. Hello all this truck came in in limp mode just the one code in the computer. Cleared code came back immediately. I loaded a Hitachi throttle body in the parts gun and fired away. Truck started ran fine didn't reset code test drove 5 miles all good. Wrong! ...
January 08, 2022
2006 GMC W3500 Forward W3S042 6.0L Poor Idle Quality, Cuts out VIN: 4KD84B1U06
P2135: throttle position 1-2 correlation. Hello all this truck came in in limp mode just the one code in the computer. Cleared code came back immediately. I loaded a Hitachi throttle body in the parts gun and fired away. Truck started ran fine didn't reset code test drove 5 miles all good. Wrong! ...
January 24, 2022