Buick Regal: Symptoms - Power Steering System
NOTE: Review the system description and operation in order to
familiarize yourself
with the system functions. Refer to Power Steering System Description and
Operation (Electronic Power Steering).
Visual/Physical Inspection
- Inspect for aftermarket devices which could affect the operation of the
power steering system.
- Inspect the easily accessible or visible system components for obvious
damage or conditions which
could cause the symptom.
Symptoms List
Refer to a symptom diagnostic procedure from the following list in order to
diagnose the symptom:
- Increase in Effort While Turning Steering Wheel
- Poor Return of Steering Wheel
- Steering Wheel Surges/Jerks While Turning
- Rattle, Clunk, Pop or Shudder Noise from the Power Steering System
- Whine or Growl Noise from the Power Steering System
RATTLE, CLUNK, POP OR SHUDDER NOISE FROM THE POWER STEERING SYSTEM
WHINE OR GROWL NOISE FROM THE POWER STEERING SYSTEM
Special Tools
CH-39570 Chassis Ear
Equivalent regional tools:Special Tools
INCREASE IN EFFORT WHILE TURNING STEERING WHEEL
POOR RETURN OF STEERING WHEEL
DEFINITION: After completing a turn, extra steering input is required
for the steering wheel to
return to center.
STEERING WHEEL SURGES/JERKS WHILE TURNING
STEERING EFFORT HARD OR TOO EASY IN ONE OR BOTH DIRECTIONS
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Special Tools
EL-38125-10 Splice Sleeve Crimping Tool (non GMNA)
J-38125-5A Ultra Torch Special Tool
J-38125-8 Splice Sleeve Crimping Tool (GMNA)
For equivalent regional tools, refer to Special T
Special Tools
EL-35616 Terminal Test Probe Kit
For equivalent regional tools, refer to Special Tools.
When the condition is not currently present, but is indicated in DTC history,
the cause may be in
SEE MORE:
NOTE: The following steps must be completed before using the symptom
tables:
1. Perform Diagnostic System Check - Vehicle , in order to verify that all of
the following conditions are true:
No DTCs are set.
The control modules can communicate via the serial data link.
2. Refer to Wiper/Washer
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diagnostic Procedure Instructions provides an overview of each
diagnostic category.
DTC Descriptor
DT