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P1516 Diagnostic Trouble Code Discussion for January 2012

TAC Module Throttle Actuator Position Performance

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Trouble Ticket Help Requests for DTC P1516
Help Request Posted
2006 Chevrolet Monte Carlo LS 3.5L MIL Lamp on
P1516: TAC Module Throttle Actuator Position Performance. Hello, we have replaced virtually all components in T.A.C system,still no joy=We have used G.M. parts only... This vehicle has torchered us for 5 months You can't really catch it in the act long enough to isolate the cause Even if it's actively screwing-up,you...
January 22, 2012
2003 GMC Sierra 1500 SLE 4.8L Hesitation, MIL Lamp on VIN: 1GTEK14V03
P1516: TAC Module Throttle Actuator Position Performance. When it happens the truck will not accelerate and the power loss light comes on , the dealer says to replace the gas pedal position sensor and the throttle body together ... this to me is like throwing parts at it , any suggestions
January 31, 2012