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 MANUALSBUICK1965LESABRE BASE, 2D CONVERTIBLE, ENG CD LL, STANDARD TRANSREPAIR AND DIAGNOSIS (SINGLE PAGE)STEERINGMANUAL STEERINGPOWER STEERING PUMPS - SAGINAW VANEOVERHAULDISASSEMBLY
1965 Buick LeSabre Base, 2D Convertible, Eng CD LL, Standard Trans
Power Steering Pumps - SAGINAW Vane: Overhaul: Disassembly
1965 Buick LeSabre Base, 2D Convertible, Eng CD LL, Standard TransSECTION Disassembly
CAUTION:
When clamping pump in vise, be careful not to exert excessive force on front hub of pump as bushing may be distorted.
- Remove pump from car, drain fluid by inverting pump so that fluid drains through filler pipe. Clamp pump mounting bracket in a vise, remove pump pulley using suitable pullerCAUTION: (Never remove pulley by pounding on shaft, this would cause internal damage to pump).
Remove woodruff key from shaft. Remove bracket from pump.
- Place pump assembly in vise, shaft down, using flat on housing for clamping surface. Remove pressure union and "O" ring seal from rear of pump assembly, discard "O" ring seal.CAUTION: Spring loaded flow control valve tends to pop out when pressure union is removed.
Lift reservoir from pump housing. Remove and discard outer pump housing "O" ring seal, mounting bolt "O" ring seals and flow control valve opening "O" ring seal.
- Rotate end plate retaining ring so that one end of ring is over hole in housing. Spring one end of ring with punch to allow screwdriver to be inserted to lift ring out. Remove end plate. Remove pressure plate spring, pressure plate, cam ring and dowel pins from pump housing. Remove pump from vise and remove flow control valve and spring.NOTE: Flow control valve is serviced as a unit and should not be disassembled.
- Tap end of shaft lightly until shaft is free from pump housing. Remove shaft with rotor and vanes, and thrust plate attached. Remove vanes from rotor, then remove retaining ring from splined end of shaft and remove rotor and thrust plate front shaft. Discard retaining ring.NOTE: To remove retaining ring, clamp shaft in soft jawed vise, and using a screwdriver, pry retaining ring off shaft. Be careful not to damage shaft.
- Remove pressure plate "O" ring seal and end plate "O" ring seal from bore of housing and discard. Remove shaft seal from housing by prying out with a screwdriver.
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.