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U0107 Diagnostic Trouble Code Discussion for January 2012

TAC Module Serial Data Circuit Malfunction

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Trouble Ticket Help Requests for DTC U0107
Help Request Posted
2004 GMC Sierra 2500 SLE 6.0L MIL Lamp on VIN: 1GTGK23U24
U0107: Throttle Actuator Control Serial Data Circuit Malfunction. Hi Everyone, thank you for taking the time to read this. This truck has an intermittent problem with the TAC system. On start-up the check engine light stays on and the message center displays Reduced Engine Speed. We checked all the powers and grounds for the...
January 25, 2012