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Home >> GMC >> 2010 >> Terrain SLT, 3.0 Y, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 138 (Programming And Setup - All Systems) >> Repair Instructions >> Rear Differential Clutch Control Module Programming and Setup >> Replace and Program ECU or Reprogram ECU
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Replace and Program ECU or Reprogram ECU

WARNING: This page is about a different car, the 2015 Cadillac SRX. However, it is still accessible from the selected car via links, so may be relevant.

To program a replacement or an existing ECU, perform the following procedure:

  1. Install EL-49642  SPS programming support tool .
  2. Access the Service Programming System (SPS) and follow the on-screen instructions.
  3. On the SPS Supported Controllers screen, select Rear Differential Clutch Control Module- Programming and follow the on-screen instructions.
  4. On the SPS Supported Controllers screen, select Rear Differential Clutch Control Module- Configuration and follow the on-screen instructions.
  5. At the end of programming, choose the "Clear DTCs" function on the SPS screen.
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