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 MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 630 (POWER STEERING SYSTEM)REPAIR INSTRUCTIONSRACK & PINION BOOT REPLACEMENT - ON VEHICLEINSTALLATION PROCEDURE
2003 Chevrolet TrailBlazer 4.2 S, 4WD
Installation Procedure
2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Installation Procedure
WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Prior to the 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).
- Install the breather tube while aligning the breather tube with the mark made during removal and the molded nipple of the rack and pinion boot.
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.
- Install the boot clamp (1) on the rack and pinion boot (2).
- Crimp the boot clamp (1) using the J 22610 .
- Pinch the pliers together on the rack and pinion boot (2) in order to install the tie rod end clamp.
- Install the new boot clamp (2) onto the rack and pinion boot (1).
- Install the hexagon jam nut (2) to the inner tie rod assembly (1).
- Install the outer tie rod. Refer to Tie Rod End Replacement - Outer .
- Check the wheel alignment. Refer to SPECIFICATIONS .
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.