Steering Effort Hard in One or Both Directions. Buick Park Avenue 1999

For 1990-2009 cars only

Makes 🢒 Buick 🢒 1999 🢒 Park Avenue 🢒 Steering 🢒 Power Steering System 🢒 Steering Effort Hard in One or Both Directions

Condition

Cause

Hard Steering/Lack Of Assist

•	Magnasteer™ system malfunction (at low speeds). Refer to Variable Effort Steering System Check in Variable Effort Steering.

•	A worn intermediate shaft coupling

•	A damaged intermediate shaft coupling

•	Tight steering column bearings

•	A sticking flow control valve

•	Insufficient pump pressure

•	Air in the power steering system

•	A low fluid level

•	Excessive internal pump leakage

•	Excessive internal rack and pinion leakage

Momentary Increase in Effort When Turning Wheel Fast to Right or Left

•	High internal valve leakage

•	High internal steering gear leakage

•	A sticking pinion spool valve

•	A damaged pinion spool valve

•	Insufficient pump pressure

•	A low fluid level