For 1990-2009 cars

Condition | Causes
--- | ---

• | Hard steering

• | Lack of assist

• | A Magnasteer™ system malfunction.

• | A damaged intermediate shaft coupling

• | A worn intermediate shaft coupling

• | Tight steering column bearings

• | A sticking flow control valve

• | Insufficient pump pressure

• | Air in the power steering system

• | Low fluid level

• | Excessive internal pump leakage

• | Excessive internal rack and pinion leakage