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.
1987 Chevrolet Hi-Cube 6.2 J, 400/M40FACTORY OEM SERVICE PROCEDURE
Disassembly & Reassembly
- Place vehicle on hoist. Remove cotter pin from ball stud. Remove nut. Using Steering Linkage Puller (J-24319-01), remove pitman arm from ball stud.
- Remove pitman arm nut from shaft or clamp bolt from pitman arm. Index mark arm-to-shaft position. Using Puller (J-6632-01), remove pitman arm from shaft. To install, reverse removal procedure.
- If a clamp-type pitman arm is used, spread pitman arm with a wedge just enough to slip arm onto shaft by hand pressure. Do not hammer on pitman arm or damage to steering gear may result. Be sure to reinstall the hardened steel washer before installing nut.
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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