One problem related to hydraulic parking brake has been reported for the 2005 Buick Century. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2005 Buick Century based on all problems reported for the 2005 Century.
Emergency brake will not engage. Vehicle rolls forward after the brake has been engaged when parking on a hill. Vehicle was taken in to get repaired, the drums were tightened and car stopped rolling forward. 6 months later the car is rolling again when parked on a hill.