1999 Buick Century Engine Problems
- Complaints
- 6about this part
- Share
- 3%of 235 total for the year
- Median mileage
- 88,988miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 6 complaints about the engine of the 1999 Buick Century, 3% of the 235 complaints for this model year. Where a mileage was given, the median is 88,988 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“My car is nothing but a problem and very serious problem. I lost control of my car and almost get into accident. The ABS breaks is not stable,so many electrical problems. Power windows is defect.”
NHTSA complaint #10749945, filed 2015-08, 88,988 miles“I had to replace the head gasket twice. Mechanic indicated the first time that the coolant might be the cause for the gasket deterioration. When replaced the second time, the gasket was (I believe) a metal rather than plastic or rubber and the coolant was green. So far, so good. Both replacements cost $1000+. Recently had brakes replaced and was told the intake manifold gasket needs to be replaced at a cost of $1100. The car runs well, but has serious rust on the rail below the doors. Not sure I should spend that much on a 16 yr old car. …”
NHTSA complaint #10721329, filed 2015-05, 78,000 miles“When to court on 11/12/13. Was told if I did not take the car I would get charged storage. Went to the garage were the car was. At the court house was told car needs rotors. They took the car out of the garage and parked it running. I got in it stepped on the pedal and it went down on the floor with the brake light on. Had to get the car out so I got it to my home. Beside structural damage from rocker panel filled with spray foam no brakes. You take corners and the car bangs from the frame moving. This car is suppose to have 39000 miles on it. …”
NHTSA complaint #10552512, filed 2013-11, 39,847 miles“As the 3rd owner of a 1999 Buick Century limited I did a thorough search of cars history and found no problems until today 8 9 2013 when I took it in for radiator hose change cooling system flush and oil change which later was told allthey could do was the tranny flush because of the intake manifold gasket leak which im hearing is a huge 3.1 GM engine problem. Uppon calling the former owner she informed me that at 50,000 it was replaced and again at 108,765 miles. It now has 137549 miles and iy has again taken a dump I hear a coolant type conversion can help my $700.00 problem. …”
NHTSA complaint #10534572, filed 2013-08, 137,549 miles“The contact owns a 1999 Buick Century. While driving 5 MPH, the engine stalled. The contact placed the vehicle in neutral and restarted the ignition, but the failure recurred numerous times. The vehicle was not diagnosed or repaired. The manufacturer was not notified. The approximate failure mileage was 98,400. Updated 10/07/14 updated 3/24/2015”
NHTSA complaint #10627993, filed 2014-08, 98,400 milesEngine: other model years
Other parts of the 1999 Buick Century
55 complaintsVisibility (wipers, defrost, mirrors)
30 complaintsBrakes
29 complaintsExterior lighting
24 complaintsAir bags
15 complaintsElectrical system
15 complaintsVehicle speed control
14 complaintsOther or unknown
13 complaintsSteering
13 complaintsFuel system
11 complaintsTransmission and drivetrain
11 complaintsSuspension
10 complaints
← All problems reported for the 1999 Buick Century
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology