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 395 (POWER STEERING SYSTEM)REPAIR INSTRUCTIONSRACK AND PINION BOOT REPLACEMENT - OFF VEHICLEASSEMBLY PROCEDURE

1999 GMC Forward Control 5.7 R, Automatic

Assembly Procedure

1999 GMC Forward Control 5.7 R, AutomaticSECTION Assembly Procedure

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.

Install the new boot clamp (2) onto the rack and pinion boot (1).

Fig 1: Installing New Boot Clamp On Rack & Pinion Boot
Courtesy of GENERAL MOTORS CORP.
Prior to rack and pinion boot installation, apply grease to the inner tie rod assembly (2) and the rack and pinion gear assembly (1).
Install the rack and pinion boot (3) onto the inner tie rod assembly (2).
Important: The rack and pinion boot (3) must not be twisted, puckered or out of shape in any way. If the rack and pinion boot (3) is not shaped properly, adjust the rack and pinion boot (3) by hand before installing the boot clamp.
Install the rack and pinion boot onto the gear assembly (1) until the rack and pinion boot (3) is seated in the gear assembly groove.

Fig 2: Installing Rack & Pinion On Inner Tie Rod Assembly
Courtesy of GENERAL MOTORS CORP.
Install the boot clamp (1) on the rack and pinion boot (2) with J 22610.
Crimp the boot clamp (1).
Pinch the pliers together on the rack and pinion boot (2) in order to install the tie rod end clamp.

Fig 3: Installing Boot Clamp On Rack & Pinion Boot
Courtesy of GENERAL MOTORS CORP.
Install the hex jam nut (2) to the inner tie rod assembly (1).
To assemble the outer tie rod assembly; refer to Tie Rod End Replacement - Outer .

Fig 4: Installing Hex Jam Nut
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.