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Service bulletin 020308004

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 id634874
Published by NHTSA2002-10-10
Manufacturer's number020308004
Manufacturer's date2002-04-01
NHTSA componentSUSPENSION

NHTSA's summary

SOME CUSTOMERS MAY COMMENT ON A SQUEAK/SQUAWK NOISE FROM FRONT OF VEHICLE WHEN TRAVELLING OVER ROAD BUMPS/SWELLS. *TT

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

Suspension

Vehicles listed
BUICK LESABRE2000, 2001
BUICK PARK AVENUE2000, 2001
CADILLAC DEVILLE2000, 2001
CADILLAC SEVILLE1998, 1999, 2000, 2001
OLDSMOBILE AURORA2001
PONTIAC BONNEVILLE2000, 2001

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
PIP5338B2018-06-18. Service bulletin. This Preliminary Information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately diagnose and repair. Technician will need to use Pico Oscilloscope Diagnostic Kit to effectively diagnosis vehicles. Technician should drive the vehicle will using the Pico Oscilloscope to record data. After the data is recorded it should be reviewed to determine the root cause of the concern. If a repair attempt made the concern better but not eliminated or had no affect at all, and are requesting assistance from General Motors Technical Assistance Center record another Pico file and save it to the computer. After the new Pico Oscilloscope data has been saved email the data to General Motors Technical Assistance Center in the subject line include “Vibration” “Business Associate Code” and the last 8 of the Vehicle Identification Number.
PIP53382017-08-15. Service bulletin. This Preliminary Information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately diagnose and repair. Technician will need to use Pico Oscilloscope Diagnostic Kit to effectively diagnosis vehicles. Technician should drive the vehicle will using the Pico Oscilloscope to record data. After the data is recorded it should be reviewed to determine the root cause of the concern. If a repair attempt made the concern better but not eliminated or had no affect at all, and are requesting assistance from General Motors Technical Assistance Center record another Pico file and save it to the computer. After the new Pico Oscilloscope data has been saved email the data to General Motors Technical Assistance Center in the subject line include ?Vibration? ?Business Associate Code? and the last 8 of the Vehicle Identification Number.
PIC-48872008-12-02. Service bulletin. GMC: HARSH RIDE OR LINE INSTALLATION CONCERN WITH DELCO SHOCK KIT. CONCERNS WITH CONNECTING THE LINES TO THE SHOCKS AND THE AIR COMPRESSOR. CONCERN OF HARSH RIDE AFTER INSTALLATION. *PE
070120042005-04-29. Service bulletin. REAR SHOCK ABSORBER UPPER RUBBER MOUNT. *SC
32492005-01-28. Service bulletin. HIGH SPEED SHAKE OR VIBRATION. *EH
0403090012005-01-03. Service bulletin. SERVICEABILITY OF REAR SHOCK ABSORBER - UPPER RUBBER MOUNT. *TT
0403160012004-08-13. Service bulletin. TIRE PRESSURE MESSAGE DISPLAYED ON DIC. *TT
019072004-07-01. Service bulletin. LOUD POP FROM A-PILLAR AREA WHEN GOING OVER BUMPS. *TT
016062004-05-28. Service bulletin. SERVICEABILITY OF THE UPPER MOUNT FOR REAR SHOCK ABSORBERS. *TT
000310007E2003-04-26. Service bulletin. SHAKE/VIBRATION IN STEERING WHEEL, FLOOR, SEAT AT HIGHWAY SPEEDS ON SMOOTH ROADS. *TT UPDATE. *TT