U0107 CHEVROLET - Lost Communication With Throttle Actuator Control Module
- Throttle Actuator Control (TAC) module harness is open or shorted
- Throttle Actuator Control (TAC) module circuit poor electrical connection (loose or broken wires)
2006-2007 Chevrolet Avalanche
2006-2007 Chevrolet Express 1500/2500/3500
2006-2007 Chevrolet Silverado
2006-2007 Chevrolet Silverado Flex Fuel
2006-2007 Chevrolet Silverado Hybrid
2006-2007 Chevrolet Silverado SS
2006-2007 Chevrolet Silverado 2500/3500 HD
2006-2007 Chevrolet Suburban
2006-2007 Chevrolet Tahoe
Factory Service Bulletin Chevrolet OBDII Code U0107
- No throttle response
The 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 nau other serial data circuit on the vehicle. Accurate transmitting and reveicing of serial data requires no only agood cricuit integrity, but also adequate system voltage. This diagnostic test monitors de accuaracy od the serial data trasmitted between the TAC module and the PCM.
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