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P1516 Diagnostic Trouble Code Discussion for March 2008

TAC Module Throttle Actuator Position Performance

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Trouble Ticket Help Requests for DTC P1516
Help Request Posted
2001 Chevrolet Suburban 1500 5.3L Poor Idle Quality, Hesitation, MIL Lamp on VIN: 3GNEC16T91
P1516: TAC Module Throttle Actuator Position Performance. Customer complained of no throttle response and instrument cluster displays REDUCED ENGINE POWER.
March 18, 2008