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Service bulletins for the 1998 Oldsmobile Bravada

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.

110 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
8674021999-03-08. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). COMMENTS ABOUT A MOAN TYPE NOISE WHEN THE VEHICLE IS OPERATED IN THE AUTO 4WD POSITION AND IS DRIVEN IN DEEP SAND, DEEP SNOW, OR DEEP MUD. *YC
866503A1999-03-08. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SUBJECT REGARDING OBD II DIAGNOSTIC TROUBLE CODE (DTC) P1404 (REFLASH VCM). *YC
980511999-02-05. Service bulletin. INTERIOR LIGHTING. VEHICLES EQUIPPED WITH A SUNROOF BUILT WITHIN CERTAIN VIN BREAKPOINTS MAY HAVE INSUFFICIENT REAR SEAT LIGHTING. *TT
988612081998-08-28. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. COMMENTS THAT THE HVAC BLOWER FAN RUNS CONTINUOUSLY WITH IGNITION OFF. *YC
987760021998-08-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT ON ACCESSORY DRIVE BELT NOISE DUE TO POWER STEERING PUMP PULLEY MISALIGNMENT. *YC
988371101998-08-04. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. TECHNICIANS MAY EXPERIENCE DIFFICULTY IN REMOVING THE CONNECTORS FROM THE PARK/NEUTRAL POSITION SWITCH, USUALLY WHEN TRYING TO REMOVE THE SWITCH DURING TRANSMISSION SERVICE. *YC
7682101998-04-29. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. CONDITION WITH HEADLAMP BOOT LOOSE. *YC
980051998-04-29. Service bulletin. STEERING:LINKAGES:ARM:IDLER AND ATTACHMENT. SUBJECT ON STEERING LINKAGE IDLER ARM ATTACHING NUT UNDERTORQUED. *YC
98005981998-04-23. Service bulletin. STEERING:LINKAGES:ARM:IDLER AND ATTACHMENT. CONDITION WITH STEERING LINKAGE IDLER ARM ATTACHING NUT UNDERTORQUED. *YC
9709017612011998-03-30. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. FALSE HVAC HISTORY DTC B0408 AND/OR HEATER & A/C TEMPERATURE CONTROL DOOR MOTOR BECOMES INOPERATIVE WHILE USING SCAN TOOL. *YC

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.