2000 Buick Century problems & reliability
193 owner complaints filed with NHTSA for the 2000 Buick Century, alongside 5 safety recall campaigns. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
10 complaints report injuries (11 injured).
Federal crash records (FARS 2020–2023): 2000 Buick Century vehicles were involved in 26 fatal crashes with 22 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Power Train | 48 | 25% |
| Service Brakes, Hydraulic | 28 | 15% |
| Visibility | 23 | 12% |
| Engine and Engine Cooling | 21 | 11% |
| Electrical System | 20 | 10% |
| Exterior Lighting | 14 | 7% |
| Steering | 11 | 6% |
| Air Bags | 10 | 5% |
| Seat Belts | 9 | 5% |
| Suspension | 8 | 4% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 60,935 miles (middle 50% between 38,497 and 80,000 miles), based on 93 complaints that included mileage.
Complaints by incident year
What owners report
“Tl* the contact owns a 2000 buick century. The contact stated that while driving at low speeds, there was an abnormal odor inside of the vehicle. The vehicle was taken to an independent mechanic who diagnosed the vehicle and determined that the fuel pressure regulators failed and needed to be replaced. The dealer also…”
Fuel System, Gasoline · filed Jul 17, 2020
“Our daughter was nearly killed by a driver with their lights off. Many drivers of late model cars are not aware that their lights are off because their dash is lit and their driving lights are on. There are no alerts telling people their lights are off!!!!! Our seat belts make noise, if a car door is open it alerts…”
Exterior Lighting · filed Oct 4, 2019
“I was driving at night when the headlights shut off, had to hit the dash near the light switch to turn the lights back on.”
Exterior Lighting · filed May 25, 2019
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- ACCELERATOR CABLE DETACHES FROM THROTTLE
Investigation SQ00004 · opened Feb 2, 2000 · closed Jan 19, 2001
Technical service bulletins
322 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2000 Buick Century. The 10 most recent:
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8…
PIP4723J · Service Bulletin/Repair Instructions · issued Oct 25, 2024
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician…
PIT5099H · Service Bulletin/Repair Instructions · issued Sep 12, 2024
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician…
PIT5099H · Service Bulletin/Repair Instructions · issued Sep 12, 2024
Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to…
General Communication · Service Campaign · issued Aug 26, 2024
GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This…
24-NA-141 · Service Bulletin/Repair Instructions · issued Jul 24, 2024
This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how…
16-NA-383 · Service Bulletin/Repair Instructions · issued Jun 28, 2024
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
18-NA-099 · Service Bulletin/Repair Instructions · issued Jun 17, 2024
This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and…
24-NA-098 · Service Bulletin/Repair Instructions · issued Jun 6, 2024
This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains…
16-NA-383 · Service Bulletin/Repair Instructions · issued Mar 13, 2024
This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the…
22-NA-074 · Service Bulletin/Repair Instructions · issued Feb 22, 2024
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2000 Buick Century has 5 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2000 Buick Century?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 60,935 miles — budget accordingly if the car is approaching that mileage.