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Steering
Power Steering System
2-7
Diagnostic Information and Procedures
Hissing Noise In Steering Gear
Problem
Action
There is a hissing noise in the
• Inspect for loose intermediate steering shaft universal joints.
steering gear.
• If the noise is very objectionable, replace the steering gear.
Rattle in Rack and Pinion Steering Gear
Problem
Action
There is a rattling noise.
Inspect for the following conditions:
• Contact between the outlet (pressure) hose and the frame
O
Loose tie rod ends
• Loose steering gear attachment
• A loose pinion shaft
A rattling noise occurs when driving
Inspect the front brake linings for the following conditions:
over bumps.
• A loose fit
• Missing antirattle clips
Power Steering Gear and Pump leaks
., Determine if any of the following conditions exist:
- The vehicle leaks fluid onto the garage floor.
- Fluid leaks are visible on the steering
gear or the pump.
- There is a growling noise when you are
parking the vehicle.
- There is a growling noise when the engine
is cold.
- The power steering does not operate when
you are parking the vehicle.
- The vehicle requires excessive steering
effort.
• Inspect for an overfilled power steering fluid
reservoir .
.. Inspect for fluid aeration and overflow.
• Inspect the hose connections.
" Identify the exact point of system leakage. 8efer
to External Leakage Check.
The point from which fluid is dripping is not
necessarily the point where the system is
leaking from.
External
leakage
Check
Use this procedure in order to help identify the exact
location of a leak. Some leaks can be easily
located, but seepage type leaks may be more difficult
to locate. To locate seepage leaks use the following
method:
1.
Turn the engine off.
2. Wipe the complete power steering system dry.
i
291852
3. On vehicles with a 3800 engine, inspect the fluid
level in the power steering fluid reservoir (1 ).
Adjust the fluid level as necessary.
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