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P1516 Diagnostic Trouble Code Discussion for October 2004

TAC Module Throttle Actuator Position Performance

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Trouble Ticket Help Requests for DTC P1516
Help Request Posted
2003 Chevrolet Tahoe LS 4.8L MIL Lamp on VIN: 1GNEC13V23
P1516: TAC Module Throttle Actuator Position Performance. I have this tahoe setting a code p1516 ELEC THROTTLE VS THROTTLE POS and REDUCED POWER MODE. The pcm has been up dated I have replaced the [tp]throttle position sensor,[app] accelerator pedal position,and the[tac] throttle actuator control. The code still sets...
October 11, 2004