Installation Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Installation Procedure
WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the bulb into the base by pushing the bulb straight into the base.
  2. Install the shield to the lamp assembly.
  3. Install the lamp assembly and the shield to the top of the ashtray bracket.
  4. Install the ashtray assembly to the instrument panel.
  5. Install the instrument panel storage compartment.
  6. Install the knee bolster. Refer to KNEE BOLSTER REPLACEMENT (NON-LUXURY) or KNEE BOLSTER REPLACEMENT (LUXURY) .
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.