Buick TSB #17NA021
2018 Buick Regal
TSB Document:
Affected Component: EQUIPMENT ADAPTIVE/MOBILITY
- Summary
- This technical bulletin provides a procedure for replacing the oil pump, power brake booster and power brake booster vacuum hose to eliminate a hard brake pedal and/or air type noise heard upon brake apply due to oil in the brake booster.
Click a tab for more information.