Best Year to Buy a Buick Century
Reliability rankings across 6 model years, based on NHTSA owner complaints
Based on 6 model years of NHTSA complaint data, the 2005 Buick Century is the most reliable year to buy with a Klunk Score of 96/100 ("Smooth Ride") and only 19 owner complaints. The 2000 model year is the least reliable with 215 complaints and a score of 51/100 ("Proceed with Caution").