Power Steering System Description and Operation. Pontiac Sun Runner - 4WD (Canada) 1998

For 1990-2009 cars

#### Power Steering System Hydraulic Circuit

(1) | Spool Valve
(2) | Power Steering Fluid Reservoir
(3) | Power Steering Pump
(4) | Power Steering Gear

The power steering pump generates hydraulic pressure on the power steering gear in order to reduce steering effort. The power steering fluid reservoir is separate from the power steering pump. The power steering fluid indicator (dipstick) is attached to the power steering fluid reservoir cap.