Engine and engine cooling: engine
Risk. Engine oil that drips onto the hot surface of the exhaust manifold may result in a fire.
NHTSA has logged 184 owner complaints about the 2000 Buick Regal, most often about the electrical system. It is covered by 8 safety recalls, and for recall 15V-701 the manufacturer reports only 26% of affected cars repaired.

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through November 15, 2023. Updated daily. Photo: Bull-Doser, Public domain.
184 complaints grouped by the system owners reported.
| System | Complaints | Crash, fire or injury |
|---|---|---|
| Electrical system | 42 | 5 |
| Engine and engine cooling | 35 | 16 |
| Steering | 30 | 2 |
| Engine | 28 | 12 |
| Air bags | 21 | 9 |
| Service brakes, hydraulic | 12 | 2 |
| Visibility | 10 | 0 |
| Suspension | 9 | 1 |
| Exterior lighting | 7 | 0 |
| 12 other systems | 40 | 7 |
Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.
Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.
Risk. Engine oil that drips onto the hot surface of the exhaust manifold may result in a fire.
Risk. IF THE MANIFOLD IS HOT ENOUGH AND THE OIL RUNS BELOW THE HEAT SHIELD, IT MAY IGNITE INTO A SMALL FLAME AND MAY SPREAD TO THE PLASTIC SPARK PLUG WIRE CHANNEL…
Risk. CERTAIN UNDERHOOD FIRES MAY BE CAUSED BY DROPS OF ENGINE OIL, FROM SEEPAGE OR SPILLAGE, BEING DEPOSITED ON THE EXHAUST MANIFOLD THROUGH HARD BRAKING.
Risk. IF THE INFLATOR SEPARATES, THE AIR BAG WILL NOT DEPLOY PROPERLY DURING A CRASH AND OCCUPANT PROTECTION WOULD BE REDUCED.
Risk. IN THE EVENT OF A VEHICLE CRASH, THE OCCUPANT MAY NOT BE PROPERLY RESTRAINED.
Risk. THIS COULD CAUSE FUEL LEAKAGE EXCEEDING THE PERMISSIBLE AMOUNT.
Risk. THE REAR WHEEL CAN SHIFT, CAUSING REAR STEERING OF THE VEHICLE.
Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Buick.
106kmiles, median
Based on the odometer reading in 33 electrical system complaints. 39% were reported before 100,000 miles.
Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the Regal median. How we score
2000 Buick Regal 4-DR in NHTSA's New Car Assessment Program. Photos are from NHTSA's crash tests.
Federal investigations that included the 2000 Buick Regal, and the recalls they led to.
Recent electrical system complaints filed with NHTSA, shortened. Personal details are removed.
IGNITION SWITCH COMPONENT WITH WIRE HARNESS CAUSES ENGINE TO SHUT DOWN.ALL WARNING DISPLAY LITES FLASH ON AND OFF. IF YOU USE THE LEFT OR RIGHT SIGNAL ENGINE POWER CUTS OUT. VERY HAZARDOUSE WHEN DRIVING AT NORMAL HIGHWAY SPEEDS. CAR WILL NOT START WHEN THIS HAPPENS. I CONTACTED DEALERSHIP IN…
TL* THE CONTACT OWNS A 2000 BUICK REGAL. WHILE DRIVING AT AN UNKNOWN SPEED, THE VEHICLE BEGAN TO INDEPENDENTLY REDUCE SPEED WITHOUT WARNING. THE CONTACT PULLED OVER AND SHUT OFF THE VEHICLE, BUT IT FAILED TO RESTART. THE CONTACT STATED THAT THE FRONT OF THE VEHICLE BEGAN TO SMOKE AND CAUGHT ON…
THE MILES AND GEAR SHIFT HAVE STOPPED SHOWING ON THE DASH BOARD. WHEN IN REVERSE WHEN I PUT THE CAR BACK INTO DRIVE THE HEADLIGHTS GO DIM UNTIL THE CAR PICKS UP SPEED. ALSO I HAVE BEEN HAVING A RECALL ON MY CAR SINCE OCTOBER AND HAVE YET TO RECEIVE A CALL, LETTER, EMAIL ETC.
Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.