One problem related to brake fluid leak has been reported for the 2009 Buick Lucerne. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2009 Buick Lucerne based on all problems reported for the 2009 Lucerne.
We got several warning messages concerning traction control, stabilitrac, and brake system. The authorized dealer found that brake fluid was leaking from the master cylinder into the brake booster, requiring replacement of both components. Online searches reveals this is common problem within the Buick line and other gm products. Our experience with this failure was uneventful but could have a tragic ending if one was to continue driving an affected vehicle with low or lacking brake fluid.
| Brake Disc Pads problems | |
| Brake Fluid Leak problems | |
| Service Brakes problems |