Engine-Codes - Hummer - C0276 Hummer

C0276 Hummer Code - Transmission Control Module Traction Control Not Allowed

- Code Popularity: 8,285 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
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What are the Possible Causes of the DTC C0276 Hummer?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Check Transfercase Control Module (TCCM) for codes.
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How to Fix the DTC C0276 Hummer?

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 connector pins.

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What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the C0276 Hummer code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Anti-Lock Brake System (ABS) Warning Light ON
  • Engine Light ON (or Service Engine Soon Warning Light)

What Does the C0276 Hummer Code Mean?

The Electronic Brake Control Module (EBCM) may inhibit the Traction Control System (TCS) if a failure occurs with the locking differential or the transfer case. The transfer case selected range has been reported as invalid by the Transfercase Control Module (TCCM).

C0276 Hummer Code - Transmission Control Module Traction Control Not Allowed

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