OBDII Code List

U0107 HUMMER - Lost Communication With Throttle Actuator Control Module

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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U0107 HUMMER Possible Causes

  • Faulty Throttle Actuator Control (TAC) module
  • Throttle Actuator Control (TAC) module harness is open or shorted
  • Throttle Actuator Control (TAC) module circuit poor electrical connection (loose or broken wires)

First diagnose U0107 HUMMER code

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.

U0107 HUMMER Tech Notes

There is a factory service bulletin for the U0107 code on following Cadillac vehicles:

2006-2007 HUMMER H2
2006-2007 HUMMER H2 SUT

Factory Service Bulletin HUMMER OBDII Code U0107

Cost of diagnosing the U0107 HUMMER code

    Labor: 1.0

    The cost of diagnosing the U0107 HUMMER code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

When is the U0107 HUMMER 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 HUMMER Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)
  • No throttle response

U0107 Hummer Description

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 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.
OBDII Code U0107 Hummer - Lost Communication With Throttle Actuator Control Module -

U0107 HUMMER More Information

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