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Service bulletin 990850020

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 id6089990
Published by NHTSA2000-03-01
Manufacturer's number990850020
Manufacturer's date1999-12-01
NHTSA componentSEATS

NHTSA's summary

SUBJECT REGARDING INCREASED EFFORT TO MOVE THE MANUAL FRONT SEAT. *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

Seats

Vehicles listed
BUICK LESABRE2000
PONTIAC BONNEVILLE2000

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
SB-10-08-50-003B2012-02-06. Service bulletin. GENERAL MOTORS: INFORMATION PROVIDED BY BULLETIN FOR ALL 2012 AND PRIOR GENERAL MOTOR TRUCKS AND PASSENGER VEHICLES REGARDING THE ADJUSTABLE COMFORT AND CUSTOM UPHOLSTERY OF THE DRIVER AND THE PASSENGER HEAD RESTRAINT. *PE
019402004-05-03. Service bulletin. SEAT CLUNK OR NOISE. *MR *TT
0208500092003-02-27. Service bulletin. FRONT SEATS UNCOMFORTABLE/HARD IN LUMBAR AREA. *TT
010850012A2003-02-27. Service bulletin. FRONT HEATED SEAT INOPERATIVE / COLD. *TT
0208500062002-10-04. Service bulletin. SUBJECT REGARDING FRONT SEAT BACK SQUEAK. *TT
2502022002-04-09. Service bulletin. CONCERNS WITH UNCOMFORTABLE FRONT SEAT CUSHIONS DUE TO SEW SEAMS AT THE REAR OF THE CUSHION BEING TOO FAR FORWARD. *TT
3001022002-04-05. Service bulletin. SUBJECT REGARDING COMPLAINTS OF A SQUEAK/RATTLE NOISE COMING FROM BELOW THE HEADREST IN THE FRONT SEATS. *TT
0108500122002-02-11. Service bulletin. INFORMATION REGARDING THE FRONT HEATED SEAT BEING INOPERATIVE. *YH
0008500032000-10-13. Service bulletin. ON VEHICLES BUILT PRIOR TO VIN YU247982 AND Y4220818, THE DRIVER AND / OR PASSENGER FRONT SEAT CUSHIONS HAVE HARD EDGES THAT CAN BE FELT WHEN EXITING THE VEHICLE OR HARD SPOTS THAT CAN BE FELT WHEN ROAD CONDITIONS ARE NOT SMOOTH. *TT
0008500012000-06-12. Service bulletin. SOME CUSTOMERS MAY COMMENT THAT THE FRONT SEAT STORAGE ARMREST AND/OR REAR SEAT STORAGE/NON-STORAGE ARMREST CUPHOLDERS ARE TOO SMALL. *MJS