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HOMESERVICE MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 890 (ENTERTAINMENT SYSTEM)REPAIR INSTRUCTIONSRECEIVER REPLACEMENT - DIGITAL RADIOINSTALLATION PROCEDURE
2003 Chevrolet TrailBlazer 4.2 S, 4WD

Installation Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Installation Procedure
WARNING: This page is about a different car, the 2003 Pontiac Aztek and 2003 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the XM digital radio receiver to the receiver bracket.
  2. Install the radio receiver nuts.

    Tighten 

    Tighten the nuts to 4 N.m (35 lb in).

    Fig 1: Installing Radio Receiver Nuts
    G01517460Courtesy of GENERAL MOTORS CORP.
  3. Connect the electrical connector and the antenna connectors to the XM radio receiver.
  4. Install the I/P compartment. Refer to COMPARTMENT REPLACEMENT -- INSTRUMENT PANEL (I/P) .
  5. Perform the setup procedure for the digital radio receiver. Refer to DIGITAL RADIO RECEIVER SETUP  .

    Important:  After replacement of an XM Radio receiver, call XM Radio to deactivate the receiver that has been removed from the vehicle and activate the new XM Radio receiver.

    The vehicle must be parked in view of a satellite within 24 hours after an activation call.

  6. Turn the radio on, tune to the XM channel 0, and record the electronic serial number (ESN) from the radio.

    The ESN will be needed for activation of the new receiver.

    Fig 2: Installing XM Digital Radio Receiver To Vehicle
    G01517461Courtesy of GENERAL MOTORS CORP.
  7. Call XM Radio at 1-800-852-XMXM (9696) to deactivate the faulty receiver and activate the new receiver.
  8. Park the vehicle outside in an area with an unobstructed view of the southern sky.
  9. Leave the vehicle outside with the ignition switch in the ACC (accessory) position and the radio on for 30 minutes to activate XM service.
  10. Once activated the radio will receive the remaining XM Radio channels.
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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.