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Home >> Cadillac >> 2017 >> CTS Base, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 140 (Programming And Setup - All Systems) >> Repair Instructions >> K71 Transmission Control Module: Programming and Setup (TL-80SN (MGG)) >> Programming a New Control Module
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Programming a New Control Module

WARNING: This page is about a different car, the 2016 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.

To program a new control module, perform the following procedure:

  1. Install the special tool: EL-49642  SPS Programming Support Tool
  2. Ignition On/Vehicle in Service Mode.
  3. Access SPS and follow the on-screen instructions for the control module: K71 Transmission Control Module
  4. Perform the SPS function: Replace and Program ECU
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