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HOMESERVICE MANUALSPONTIAC2008GRAND PRIX BASEREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 14 (STEERING WHEEL AND COLUMN)REPAIR INSTRUCTIONSSTEERING COLUMN WIRE HARNESS ASSEMBLY REPLACEMENTINSTALLATION PROCEDURE
2008 Pontiac Grand Prix Base

Installation Procedure

2008 Pontiac Grand Prix BaseSECTION Installation Procedure
WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Steering Column And Wire Harness Assembly
    GM603937Courtesy of GENERAL MOTORS CORP.
  1. If the steering wheel has steering wheel controls, install the SIR coil. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement .
  2. Connect all of the connectors from the new wire harness assembly.
    3. Fig 2: Identifying Key Alarm Connector At Ignition Lock Cylinder Case
    GM306267Courtesy of GENERAL MOTORS CORP.
  3. Push the key alarm connector (1) into the ignition lock cylinder case assembly (2).
  4. Rotate the key alarm connector (1) 90 degrees so that the key alarm connector (1) locks into place.
  5. Install the steering wheel theft deterrent lock. Refer to Steering Wheel Theft Deterrent Lock Replacement .
  6. If equipped, install the theft deterrent control module.
    7. CAUTION: Improper routing of the wire harness assembly may damage the inflatable restraint steering wheel module coil. This may result in a malfunction of the coil, which may cause personal injury.
  7. Install the wires back into the ignition switch clip, located on the side of the ignition switch.
    8. Fig 3: View Of Plastic Mounted Steering Column Bracket
    GM761444Courtesy of GENERAL MOTORS CORP.
  8. Install the wire harness strap.
  9. Install the upper and lower trim covers. Refer to Steering Column Trim Covers Replacement .
  10. Enable the SIR system. Refer to SIR Disabling and Enabling .
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.