2003 Hummer H2FACTORY OEM SERVICE PROCEDURE

Installation Procedure

WARNING: This page is about a different car, the 2003 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the radio antenna module to the roof beam, ensuring that the alignment tab is properly located.
  2. Install radio module retaining fastener.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.

    TightenΒ 

    Tighten the radio module retaining fasteners to 9 N.m (80 lb in).

  3. Connect the electrical connectors to the radio antenna module.
  4. Install the headliner. Refer to HEADLINER REPLACEMENT (WITH SUNROOF) or HEADLINER REPLACEMENT (WITHOUT SUNROOF) in Interior Trim.
    Fig 1: Installing Radio Antenna Module
    G01507139Courtesy of GENERAL MOTORS CORP.
Factory Service Tools

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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.

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