Installation Procedure

2008 Pontiac Grand Prix BaseSECTION Installation Procedure
    Fig 1: View Of Antenna Module Bracket
    GM1202535Courtesy of GENERAL MOTORS CORP.
  1. Align the communication interface module to the vehicle location antenna module bracket.
  2. NOTE: Refer to Fastener Notice .
  3. Install the communication interface module screws.

    Tighten:  Tighten the screws to 2 N.m (18 lb in).

  4. Fig 2: View Of Vehicle Location Antenna Module Bracket Bolts
    GM1204600Courtesy of GENERAL MOTORS CORP.
  5. Align the vehicle location antenna module bracket to the locator on the I/P carrier (cross car beam).
  6. Start the bolts by hand to avoid cross threading. Install the vehicle location antenna module bracket bolts (3, 4, 5).

    Tighten:  Tighten the bolts to 10 N.m (89 lb in).

  7. Install the I/P trim pad. Refer to Instrument Panel Trim Pad Replacement .
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:

  • 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.