Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSGMC1999FORWARD CONTROL 5.7 R, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 730 (STEERING WHEEL AND STEERING COLUMN)REPAIR INSTRUCTIONSSTEERING WHEEL THEFT DETERRENT LOCK REPLACEMENT (TELESCOPING)INSTALLATION PROCEDURE

1999 GMC Forward Control 5.7 R, Automatic

Installation Procedure

1999 GMC Forward Control 5.7 R, AutomaticSECTION Installation Procedure

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Wire Harness Assembly & Steering Column Jacket Assembly

Courtesy of GENERAL MOTORS CORP.

Install the steering wheel theft deterrent.
Route the wire harness assembly along the steering column jacket assembly.

Fig 2: Wire Harness Assembly & Wire Harness Strap

Courtesy of GENERAL MOTORS CORP.

Install the wire harness assembly (1) into the wire harness strap (2).
Install the tilt head assembly. Refer to Steering Column Tilt Head Housing Replacement (Telescoping) or Steering Column Tilt Head Housing Replacement (Manual) .
Remove J 42640 from the steering column. See Special Tools and Equipment .
Install the upper and lower trim covers. Refer to Steering Column Trim Covers Replacement (Telescoping) or Steering Column Trim Covers Replacement (Manual) .
Enable the SIR system. Refer to SIR Disabling and Enabling Zone 3 in SIR

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.