Installation Procedure

2025 Chevrolet Trailblazer ACTIV, 4WDSECTION Installation Procedure
  1. GM5390644Courtesy of GENERAL MOTORS COMPANY

    Connect the electrical connector.

  2. Accessory and Liftgate Control Module (1) - Install
  3. GM5543851Courtesy of GENERAL MOTORS COMPANY

    Quarter Lower Rear Trim Panel (1) - Install

  4. GM5211206Courtesy of GENERAL MOTORS COMPANY

    Body Lock Pillar Upper Trim Panel (2) - Right Side - Install - Body Lock Pillar Upper Trim Panel Replacement

  5. GM5215099Courtesy of GENERAL MOTORS COMPANY

    Cargo Tie Down Loop (2) - Right Side - Install [2x] - Cargo Tie Down Loop Replacement

  6. GM5427569Courtesy of GENERAL MOTORS COMPANY

    {If equipped} Convenience Net Retainer (1) - Install and tighten to 2.5 N.m (22 lb in)

  7. GM5214653Courtesy of GENERAL MOTORS COMPANY

    Liftgate Sill Garnish Molding (1) - Install - Liftgate Sill Garnish Molding Replacement

  8. GM5359807Courtesy of GENERAL MOTORS COMPANY

    Load Floor Stowage Compartment Cover (1) - Install - Load Floor Stowage Compartment Cover Replacement

  9. GM5214649Courtesy of GENERAL MOTORS COMPANY

    Luggage Shade (1) - Install - Luggage Shade Replacement

  10. Perform the necessary programming and setup procedure: K39 Liftgate Control Module: Programming and Setup (Without 09F) , or K39 Liftgate Control Module: Programming and Setup (With 09F)
RENDER: 1.0x

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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.