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Home >> GMC >> 2024 >> Sierra EV >> Repair and Diagnosis >> Body & Frame >> Towing Systems >> TRAILERING Systems >> Repair Instructions >> Trailer Hitch Platform Replacement >> Installation Procedure

Installation Procedure

  1. GM6505925Courtesy of GENERAL MOTORS COMPANY

    With the aid of an assistant, install the trailer hitch platform (2).

  2. CAUTION:

    Refer to Fastener Caution .

  3. Trailer Hitch Platform Bolt (1) - Install and tighten [4x] - Fastener Specifications 
  4. GM6505924Courtesy of GENERAL MOTORS COMPANY

    Trailer Hitch Platform Bolt (1) - Install and tighten [2x] - Fastener Specifications 

  5. Position the wiring harness.
  6. GM6505922Courtesy of GENERAL MOTORS COMPANY

    Drive Motor Battery Charger Receptacle Coolant Inlet Secondary Hose (4) - Install

  7. Drive Motor Battery Charger Receptacle Coolant Inlet Secondary Hose Clip Bolt (1) - Install and tighten - Fastener Specifications
  8. Underbody Rear Air Outer Deflector Bracket - Left Side and Right Side (3) - Install [2x]
  9. Underbody Rear Air Outer Deflector Bracket Bolt - Left Side and Right Side (2) - Install and tighten [2x] - Fastener Specifications 
  10. GM6308634Courtesy of GENERAL MOTORS COMPANY

    Rear Bumper Impact Bar Bracket - Left Side and Right Side (2) - Install [2x]

  11. Rear Bumper Lower Fascia Bracket Bolt - Left Side and Right Side (1) - Install and tighten [8x] - Fastener Specifications
  12. GM6530921Courtesy of GENERAL MOTORS COMPANY

    With the aid of an assistant, install the fascia. (1) Rear Bumper Fascia Removal and Installation

  13. Install underbody panels as necessary. Underbody Panel Component Locator