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P1516 Diagnostic Trouble Code Discussion for September 2008

TAC Module Throttle Actuator Position Performance

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Trouble Ticket Help Requests for DTC P1516
Help Request Posted
2003 Chevrolet Silverado 1500 5.3L MIL Lamp on, Throttle response VIN: 1GCEC19133
P1516: TAC Module Throttle Actuator Position Performance. Good morning all, I ran across an issue on this Chevy pickup I havenít seen before. Customer said engine was running fine, but had no throttle response and had to get towed in. When I saw the truck the next morning, it was working fine but the MIL was on with ...
September 02, 2008
2002 Saturn L300 3.0L MIL Lamp on VIN: 1G8JW54R72
P1516: Command Versus Actual Throttle Position Correlation. had code p1516 did the flow chart led to ecm replaced ecm with saturn new one it lasted 200 miles back again same code but different voltage on flow chart led to replace ecm again ohmed all wires from ecm to throttle all ok all grounds checked ok saturn gave m...
September 18, 2008