2004 Buick Rainier, 2003–2004 Chevrolet Trailblazer, 2003–2004 GMC Envoy and 2 other models Recall: ON CERTAIN TRUCKS AND SPORT UTILITY VEHICLES, THE DRIVER WISHING TO SIGNAL…
NHTSA campaign 05V198000 · Exterior Lighting · filed May 5, 2005 · verified Jul 30, 2026
The defect
ON CERTAIN TRUCKS AND SPORT UTILITY VEHICLES, THE DRIVER WISHING TO SIGNAL A TURN BY MOVING THE DIRECTIONAL SIGNAL LEVER, (UP OR DOWN) MAY CAUSE THE FRONT MARKER/TURN LIGHTS AND REAR TURN LIGHTS TO FLASH IN A MANNER SIMILAR TO HAZARD WARNING, RATHER THAN FLASHING ON THE DESIRED SIDE ONLY.
The risk
THE DRIVER MAY NOT BE ABLE TO CLEARLY SIGNAL THEIR INTENTIONS TO TURN, CHANGE TRAVEL LANES, OR POTENTIALLY WARN OTHERS OF AN IMPAIRED VEHICLE OPERATING CONDITION INCREASING THE RISK OF A CRASH.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
DEALERS WILL REPLACE THE SUSPECT FLASHER MODULES WITH A NEW FLASHER MODULE DESIGNED WITH SEALED RELAYS AND MORE DURABLE CONTACT MATERIAL INSIDE OF THE RELAYS FREE OF CHARGE. THE RECALL BEGAN ON AUGUST 4, 2005. ISUZU BEGAN MAILING OWNER LETTERS ON AUGUST 4, 2005. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, ISUZU AT 1-800-255-6727, BUICK AT 1-866-608-8080, AND OLDSMOBILE AT 1-800-630-6537.
GM RECALL NO. 05044.CUSTOMERS MAY ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY 1-800-424-9153), OR GO TO HTTP://WWW.SAFERCAR.GOV.
Affected vehicles
Related recalls
More Buick Rainier recalls
- 2006–2007 Buick Rainier and 4 other models — Fluid may enter into the driver's door master power window…
- 2005–2009 Buick Lacrosse and 8 other models — In the affected vehicles, the headlamp driver module (HDM)…
- 2006–2007 Buick Rainier and 6 other models — Fluid may enter the driver's door master power window…
- 2006–2007 Buick Rainier and 6 other models — Fluid may enter the driver's door module, causing corrosion…
- 2006–2007 Buick Rainier and 4 other models — Fluid may enter the driver's door module, causing corrosion…
Other campaigns involving Buick vehicles
Source: NHTSA recall database, campaign 05V198000 (manufacturer number 05044). Data last verified Jul 30, 2026.