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 MANUALSPONTIAC1983GRAND PRIX BASE, 5.0 HREPAIR AND DIAGNOSIS (SINGLE PAGE)STEERINGPOWER STEERINGSTEERING GEAR - POWEROVERHAULSTEERING GEARDISASSEMBLY
1983 Pontiac Grand Prix Base, 5.0 H
Steering Gear: Disassembly
1983 Pontiac Grand Prix Base, 5.0 HSECTION Disassembly
- Thoroughly clean exterior and drain as much fluid as possible from steering gear. Use soft jaws on vise to hold unit. Remove pitman shaft preload adjuster nut. Rotate stub shaft to center gear.
- On small gear, use punch through retaining ring guide hole to lift retaining ring and remove side cover retaining ring. On large gear, remove side cover retaining bolts.
- Tap on pitman shaft end with soft faced hammer to remove pitman shaft and cover. On small gear, loosen adjuster lock nut and back out adjuster plug. Push on stub shaft and remove rack piston and valve assembly together.
- On large gear, use punch through retaining ring access hole to lift ring and pry retaining ring from gear. Rotate stub shaft counterclockwise only enough to push out end cover.
- Remove rack piston plug and insert ball bearing retainer (J-21552). Hold retainer and turn stub shaft counterclockwise to force rack piston onto tool.
- Remove lock nut and adjuster plug assembly from stub shaft end. Grasp stub shaft end and pull valve and worm assembly from housing bore. Separate valve from worm, noting that pin in worm fits slot in valve.
- On small gear, turn valve and worm assembly counterclockwise to separate from rack. Remove retaining ring holding worm to valve and separate worm and valve assembly.
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.