U0107 GMC - Lost Communication With Throttle Actuator Control Module
Tech notesThere is a factory service bulletin for the U0107 code on following Cadillac vehicles:
2006-2007 GMC Savana 1500/2500/3500
2006-2007 GMC Sierra
2006-2007 GMC Sierra Flex Fuel
2006-2007 GMC Sierra Hybrid
2006-2007 GMC Sierra Performance Edition
2006-2007 GMC Sierra 2500/3500 HD
2006-2007 GMC Yukon
Factory Service Bulletin GMC OBDII Code U0107
When is the code detected?The U0107 code is set when the Powertrain Control Module (PCM) detects a loss of data or invalid data from the Throttle Actuator Control (TAC)
U0107 Gmc DescriptionThe Throttle Actuator Control (TAC) module and the Powertrain Control Module (PCM) communicate via a dedicated serial data circuit. This serial data circuit is separated from other serial data circuits on the vehicle. Accurate transmitting and receiving of serial data require no only a good circuit integrity, but also sufficient system voltage. This diagnostic test monitors de accuracy od the serial data transmitted between the TAC module and the PCM.
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