About Noisy:
Check whether the resistance of the suction pipe is too high.
Check whether the pressure adjustment of the safety valve is too high.
The gas in the pump must be evacuated, check the tightness of each joint, prevent air from entering.

About Leaking:
Check whether the pipes and pipe joints are damaged.
Tighten fixing the screws of the booster pump.
Check, clean or replace the filter device, keep the oil circuit unblocked, and avoid the valve core being blocked by foreign matter.

Reference matching vehicle:
Compatible with Chevy Prizm 1.8L L4 1998 1999 2000 2001 2002
Compatible with Toyota Corolla 1.8L L4 1998 1999 2000 2001 2002
About the above compatibility, please refer to oem models and check your car.
Replacement for oem part number: 21-5168, 4432002034, 94859780
Package Included:
1 pcs power steering pump with pulley