February 21: GM Brake Booster Vacuum Pump Failures Cause Lawsuit news | 5 days ago
January 2: GM Says Brake Master Cylinder Failure Lawsuit Fails news | 55 days ago
Buick TSB #18NA017
2018 Buick Regal
TSB Document:
Affected Component: EXTERIOR LIGHTING:HEADLIGHTS
- Summary
- This technical bulletin provides repair information to correct a customer concern of seeing the service headlamp leveling illuminated in the DIC.
Click a tab for more information.

