Installation Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Installation Procedure
WARNING: This page is about a different car, the 2002 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the headlining trim finish panel (2) into the vehicle.
  2. Install the headlining trim finish panel rear retainer (1).
  3. Connect the headlining trim finish panel wire harness connectors.
  4. Install the dome lamp. Refer to DOME LAMP REPLACEMENT .
  5. Install the sunshades. Refer to Sunshade ReplacementΒ  .
  6. Install the roof rail assist handles. Refer to Assist Handle ReplacementΒ  .
  7. Install the coat hooks. Refer to Coat Hook ReplacementΒ  .
  8. Install the windshield side upper garnish moldings. Refer to Garnish Molding Replacement - Upper PillarΒ  .
  9. Install the center pillar upper trim panel. Refer to Trim Panel Replacement - Upper Center PillarΒ  .
    Fig 1: Installing Headliner
    G01780652Courtesy of GENERAL MOTORS CORP.
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:

  • 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.