Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2006 Hummer H3 AutomaticFACTORY OEM SERVICE PROCEDURE
Control Module References
WARNING: This page is about a different car, the 2005 GMC Canyon and 2005 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
Control Module References
| Control Module | Schematic | Repair Instruction | Programming and Setup |
|---|---|---|---|
|
|||
| Body Control Module | Body Control System Schematics | Body Control Module Replacement | Body Control Module Programming and Setup |
| Communication Interface Module (OnStar®) | OnStar Schematics in Cellular Communication | Communication Interface Module Replacement in Cellular Communication | OnStar Reconfiguration in Cellular Communication after communication interface module replacement |
| Digital Radio Receiver (DRR) | Radio/Audio System Schematics in Entertainment | Receiver Replacement - Digital Radio in Entertainment | This device requires no programming or setup |
| Electronic Brake Control Module (EBCM) | ABS Schematics in Antilock Brake System | Electronic Brake Control Module (EBCM) Replacement in Antilock Brake System | This device requires no programming or setup |
| Inflatable Restraint Sensing and Diagnostic Module (Supplemental Inflatable Restraint) | SIR Schematics in SIR | Inflatable Restraint Sensing and Diagnostic Module Replacement in SIR | Inflatable Restraint Sensing and Diagnostic Module Programming and Setup |
| Inside Rearview Mirror | Inside Rearview Mirror Schematics in Stationary Windows | Rearview Mirror Replacement in Stationary Windows | Refer to Compass Calibration and Variance Procedure in Stationary Windows after Inside Rearview Mirror replacement. |
| Instrument Panel Cluster (IPC) | Instrument Cluster Schematics in Instrument Panel, Gages, and Console | Instrument Panel Cluster (IPC) Replacement in Instrument Panel, Gages, and Console | Service Programming System (SPS) in Programming and Setup after IPC replacement |
| Powertrain Control Module | Engine Controls Schematics
in Engine Controls - 2.8L (LK5) or Engine Controls Schematics in Engine Controls - 3.5L (L52) |
Powertrain Control Module (PCM) Replacement
in Engine Controls - 2.8L (LK5) or Powertrain Control Module (PCM) Replacement in Engine Controls - 3.5L (L52) |
Powertrain Control Module Programming and Setup |
| Radio | Radio/Audio System Schematics in Entertainment | Radio Replacement in Entertainment | Service Programming System (SPS) in Programming and Setup after radio replacement |
| Transfer Case Shift Control Module | Transfer Case Control Schematics in Transfer Case - Isuzu T150 | Transfer Case Shift Control Module Replacement in Transfer Case - Isuzu T150 | This device requires no programming or setup |
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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