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 Radio
    GM779169Courtesy of GENERAL MOTORS CORP.
  1. Route the antenna extension cable. Secure the cable.
  2. Connect the antenna extension cable to the radio. Install the radio. Refer to Radio ReplacementΒ .
  3. Install the I/P storage compartment. Refer to Compartment Replacement - Instrument Panel (I/P) in Instrument Panel, Gages and Console.
  4. Fig 2: Extension Cable And Antenna Cable
    GM878166Courtesy of GENERAL MOTORS CORP.
  5. Connect the antenna extension cable (1) from the radio to the antenna cable (2) near the kick panel.
  6. Install the carpet.
  7. Install the right front carpet retainer. Refer toCarpet Replacement in Interior Trim.
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.