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Home >> Hummer >> 2009 >> H3 Alpha >> Repair and Diagnosis >> External Pages >> Different car >> Section 243 (Programming And Setup - All Systems) >> Repair Instructions >> Control Solenoid Valve and Transmission Control Module Assembly Programming and Setup (6L45/6L50/6L80/6L90) >> Transmission Control Module (TCM) Replacement
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Transmission Control Module (TCM) Replacement

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

If the TCM is replaced, the following procedures must be performed:

  1. TCM Reprogramming
  2. The Reset Transmission Adapts - Refer to Reset Transmission Adapts
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