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Service bulletin 08-02-32-004

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10025168
Published by NHTSA2008-07-15
Manufacturer's number08-02-32-004
Manufacturer's date2008-04-01
NHTSA componentSTEERING

NHTSA's summary

EI08118 - POWER STEERING WHINE/GROWL NOISE. *NJ

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Steering

Vehicles listed
CHEVROLET IMPALA2008

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
03-00-91-001I2023-11-22. Service bulletin. This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns.
15-00-89-004F2023-09-08. Service bulletin. This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
15-00-89-004E2022-10-11. Service bulletin. This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
120232002B2020-08-10. Service bulletin. This technical bulletin provides a procedure to eliminate a power steering noise due to extremely low temperatures.
PI0671A2018-05-21. Service bulletin. This preliminary information bulletin provides information for diagnosing a power steering fluid leak at the fluid reservoir.
12-02-32-002A2018-04-23. Service bulletin. This technical bulletin provides a revision for 12-02-32-002 to add the 2013-2014 model years, add noise as a possible condition and add a Note in the Instructions section.
PIC3278G2017-08-15. Service bulletin. This Preliminary Information communication provides information to the technician the steps needed to diagnose and repair the vehicles that may have unwanted or phantom phone calls. Technician will need to determine what type of call the customer is having that is unwanted. The vehicle may receive an incoming call just like any other phone. Typically the customer will hear the phone ringing in the vehicle. This scenario also includes incoming Bluetooth calls. One type of unwanted call can be made if the key pad is faulty the OnStar system will try to make a blue button call for shorted voltage in the circuits. The OnStar module could have an internal fault and produce a ″Phone Unavailable″ audio message also it may have a Diagnostic Trouble Code U1500 or B1000. Refer to diagnostics for the Diagnostic Trouble Code making sure to follow any applicable Bulletins or Preliminary Information sheets. A “Ready” or “OnStar ready” audio message heard while driving. In some cases it has been found that the customer is inadvertently pressing the ″push to talk″ button on the steering wheel controls. On rare occasions, other issues in the steering column or Steering Wheel Control system may induce this concern.
PIP4404E2017-08-15. Service bulletin. This Preliminary Information communication provides information to the technician vehicles with a slight rough idle. Technician should compare the concern with a like vehicle. If the concern is worse than a like vehicle, technician should follow published Service Information diagnosis and repair as necessary.
PIC5119C2017-08-15. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that have a whine or growl noise coming from the power steering. Technician should fill and bleed the power steering system using the J 42485 (MityVac) tool.
PIC5101A2016-10-25. Service bulletin. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT ON CASES OF POWER STEERING SYSTEM REPAIRS WHERE DIAGNOSIS LEADS TO A STEERING HOSE CLAMP REPLACEMENT, REPLACE WITH CLAMP CURRENTLY LISTED IN ELECTRONIC PARTS CATALOG. THE TECHNICIAN IS ADVISED GENERAL MOTORS DOES NOT RECOMMEND GEAR TYPE CLAMPS FOR THIS APPLICATION