S10/T10 P/U 2WD V6-262 4.3L VIN W CPI (1992)
Steering Gear: Service and Repair
Saginaw Rack & Pinion Power Steering Gear
System Flushing
1.
Raise front end of vehicle off ground until wheels are free to turn.
2.
Remove fluid return line at pump reservoir inlet connector, then plug inlet connector port on pump reservoir.
3.
Position fluid return line in large container.
4.
While a second person fills reservoir with power steering fluid, start engine at idle.
5.
Turn steering wheel from stop to stop. Do not hold wheel against stops while flushing system. Holding steering wheel against stops will cause
high system pressure, overheating and damage to pump and/or gear.
6.
Continue draining until all old fluid is cleared from power steering system. The addition of approximately one quart of new fluid will be required
to flush system.
7.
Unplug pump reservoir inlet and reconnect return line.
8.
Turn engine Off, and fill reservoir to Full Cold mark.
9.
Bleed system as outlined under SYSTEM BLEEDING.
System Bleeding
If system has been serviced, an accurate fluid level reading cannot be obtained unless air is bled from system. Any air in the system may cause pump
cavitation noise and may cause pump damage over time.
1.
With engine off, front wheels off ground and wheels turned to far left, add power steering fluid to FULL COLD mark.
2.
Bleed system by turning wheels several times from side to side without hitting stops. Add fluid if necessary.
3.
Fluid with air has a light tan appearance. Air must be removed before normal steering can be obtained.
4.
Start engine, recheck fluid level and add if necessary.
5.
Return wheels to center position. Lower vehicle to ground and continue running engine for 2-3 minutes.
6.
Road test vehicle to ensure steering functions properly and is free from noise. check fluid level and add if necessary.
