Installation Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Installation Procedure
WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the head restraint guides by pushing the guides into the frame until the retaining tabs (1) lock the guide in place.
    Fig 1: Locating Head Restraint Guide Retaining Tabs
    GM828219Courtesy of GENERAL MOTORS CORP.
  2. Install the seat back cover and pad to the seat back. Refer toSeat Back Cover and Pad Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)Β  or Seat Back Cover and Pad Replacement - Rear No. 1 (Trailblazer EXT, Envoy XL)Β .
  3. Install the head restraint. Refer to Head Restraint Replacement - Rear SeatΒ .
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.