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 447 (STEERING WHEEL & STEERING COLUMN)REPAIR INSTRUCTIONSLINEAR SHIFT ASSEMBLY REPLACEMENTINSTALLATION 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 2003 Pontiac Aztek and 2003 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

Important: If the lock cylinder does not rotate to off/lock position, adjust the linear shift park lock cable.

Install the linear shift assembly.

Fig 1: Installing Linear Shift Assembly
Courtesy of GENERAL MOTORS CORP.
Install the retaining screws (1).
Tighten Tighten the screws to 13 N.m (10 lb ft).

Fig 2: Installing Retaining Screws
Courtesy of GENERAL MOTORS CORP.
Connect the electrical connector (3).

Fig 3: Connecting Electrical Connector
Courtesy of GENERAL MOTORS CORP.
Twist the linear shift park lock cable to install the cable (2) into the lock housing (1).
Install the shift lever. Refer to SHIFT LEVER REPLACEMENT .

Fig 4: Twisting Linear Shift Park Lock Cable
Courtesy of GENERAL MOTORS CORP.
Install the automatic transaxle selector cable (2) and retainer (3) to the steering column control lever (1).
Install the steering column trim covers. Refer to STEERING COLUMN TRIM COVERS REPLACEMENT .
Enable the SIR system. Refer to DISABLING & ACTIVATING AIR BAG SYSTEM .

Fig 5: Installing Automatic Transaxle Selector Cable
Courtesy of GENERAL MOTORS CORP.

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.