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HOMESERVICE MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1473 (ENTERTAINMENT SYSTEM)REPAIR INSTRUCTIONSANTENNA CABLE REPLACEMENTREMOVAL PROCEDURE
2003 Chevrolet TrailBlazer 4.2 S, 4WD

Removal Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Removal 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. Open the instrument panel (I/P) compartment to a full down position.
  2. Disconnect the radio antenna cable (2) from the radio extension cable.
    Fig 1: View Of Radio Antenna Cable To Radio Extension Cable
    GM734416Courtesy of GENERAL MOTORS CORP.
  3. Remove the lower rear portion of the wheelhouse panel. Refer to WHEELHOUSE PANEL REPLACEMENT in Body Front End.
  4. Reach up behind the wheelhouse panel and remove the antenna cable and grommet assembly from the cowl opening (1).
    Fig 2: Locating Cowl Opening
    GM718019Courtesy of GENERAL MOTORS CORP.
  5. Pass the end of the radio antenna cable assembly through the cowl opening (1).
  6. Remove the antenna mast. Refer to Fixed Antenna Mast Replacement .
  7. Open the hood.
  8. Remove the radio antenna cable assembly retaining screws.
    Fig 3: Removing/Installing Radio Antenna Cable Assembly Retaining Screws
    GM718023Courtesy of GENERAL MOTORS CORP.
  9. Pass the antenna cable and grommet assembly through the fender opening.
  10. Remove the radio antenna cable assembly from the vehicle.
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:

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