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P2135 Diagnostic Trouble Code Discussion for October 2008

Throttle Position Sensor 1-2 Correlation

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Trouble Ticket Help Requests for DTC P2135
Help Request Posted
2003 GMC Sierra 1500 SLE 5.3L MIL Lamp on VIN: 2GTEK19T13
P2135: Throttle Position Sensor 1-2 Correlation Error. ... that came in with a code P0220 TP sensor 2 circuit. Last month the vehicle had a code P0120 TP sensor 1 circuit. Did all of the test. Installed new throttle body. Worked good for one month. Used freeze frame data. TP desired 10%, indicated 3%. Unable to re...
October 01, 2008