Installation Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Installation Procedure
WARNING: This page is about a different car, the 2004 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Removing/Installing Door Sill Trim Plate
    GM853787Courtesy of GENERAL MOTORS CORP.
  1. Install the center pillar lower trim panel to the vehicle, by aligning the tabs and slide downward.
  2. Fig 2: Side Door Sill Trim Plate
    GM241645Courtesy of GENERAL MOTORS CORP.
  3. Install the front and rear side door sill trim plate (1) to the vehicle. Refer to Door Sill Plate ReplacementΒ  .
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.