Problems owners report
Complaints filed with NHTSA about the 1999 Buick Park Avenue, by the system named in each complaint. One complaint can name several.
- Engine and engine cooling39
- Seat belts17
- Electrical system16
- Service brakes, hydraulic14
- Fuel system, gasoline14
- Structure9
- Steering7
- Tires7
- Suspension6
- Power train6
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 2 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
Fatal crashes in the US
From 2020 to 2023, 14 1999 Park Avenue vehicles were involved in crashes on US public roads in which someone died; 11 people died inside them, and 2 of the vehicles rolled over. This is a count, not a crash rate: it grows with the number of cars on the road.
NHTSA Fatality Analysis Reporting System (FARS), crash years 2020–2023 (public domain)
New York safety inspections
At its first New York inspection the 1999 Buick Park Avenue failed the safety check 2.97% of the time — 69% more often than the average 1999 passenger car (1.76%). Median odometer at inspection: 120,751 miles.
NY DMV Vehicle Inspections (vezn-fmmk), initial inspections since Aug 2021 · how we count
Fuel consumption
Official Canadian test results for 2 variants: combined 11.8–12.2 L/100 km (about 19–20 mpg US), CO₂ 271–281 g/km.
| Variant | City | Highway | Combined |
|---|---|---|---|
| Park Avenue · Full-size · Regular gasoline | 13.9 | 9.3 | 11.8 |
| Park Avenue # · Full-size · Premium gasoline | 14.8 | 9.1 | 12.2 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
Recalls in Canada
2 Transport Canada recalls for the 1999 Buick Park Avenue.
| 2003283 12 Nov 2003 | Engine On certain vehicles, a combination of a low battery condition and fuel in the upper intake manifold while the ignition key is activated at engine start could ca… |
| 1999161 31 Aug 1999 | Seats And Restraints Certain vehicles do not comply with the requirements of CMVSS 208 - Seat Belt Installations. The air bag warning labels may be in English only, rather than in … |
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada
Recalls
ON CERTAIN PASSENGER VEHICLES EQUIPPED WITH 3800 V6 (L36) ENGINES AND CERTAIN DELPHI FUEL PRESSURE REGULATORS, THE REGULATORS HAVE A MUCH HIGHER THAN USUAL RATE OF FUEL LEAKS. A LEAK CAN ALLOW FUEL TO ENTER THE INTAKE MANIFOLD THROUGH A VACUUM LINE. IF THE ENGINE DOES NOT START WHEN CRANKED, THE FUEL FROM THE LEAKING REGULATOR AND A MISTIMED SPARK CAN CAUSE A BACKFIRE.
VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE BRAKE BOOSTER TO PEDAL ASSEMBLY ATTACHMENT NUTS MAY BE LOOSE.
VEHICLE DESCRIPTION: PASSENGER VEHICLES. THESE VEHICLES MAY HAVE BEEN BUILT WITH INCORRECT FRONT BRAKE ROTOR, BRAKE CALIPER ASSEMBLY, BRAKE PADS, AND CALIPER MOUNTING BRACKET ON EITHER THE LEFT OR RIGHT SIDE OF THE VEHICLE.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Buick told its dealers about the 1999 Buick Park Avenue: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 635006 | INFORMATION ON SERVICING 4T65-E TRANSAXLE SPACER PLATE AND GASKETS FOR VARIOUS MODELS FROM 1997 THROUGH 2002. *TT |
| 634997 | INFORMATION ON SERVICING 4T65E TRANSAXLE SPACER PLATE AND GASKETS. *TT |
| 634993 | TECHNICAL INFORMATION REGARDING SHAKE / VIBRATION IN STEERING WHEEL, FLOOR, SEAT AT HIGHWAY SPEEDS ON SMOOTH ROADS. *TT |
| 634985 | CONCERNS WITH SLIPS, HARSH UPSHIFT OR GARAGE SHIFTS, LAUNCH SHUDDERS, FLARES, ERRATIC SHIFTS AND INTERMITTENT CONCERNS, DIAGNOSTIC TROUBLE CODE P1811 OR P0748 SET. *TT |
| 634981 | SUBJECT REGARDING SHAKE / VIBRATION IN STEERING WHEEL, FLOOR, SEAT AT HIGHWAY SPEEDS ON SMOOTH ROADS. *TT |
| 634813 | SOME OWNERS MAY COMMENT ON A REPEAT ENGINE OIL PAN LEAK. *TT |
| 629785 | ONWERS MAY ENCOUNTER ONE FUEL READING AFTER THEY HAVE FINISHED DRIVING THE VEHICLE THEN A DIFFERENT READING WHEN RESTARTING THE VEHICLE. *TT |
| 629375 | SUBJECT REGARDING WHINE NOISE IN PARK OR NEUTRAL, SERVICE ENGINE SOON OR SERVICE VEHICLE SOON LAMP ILLUMINATION. *TT |
| 628928 | SOME OWNERS MAY COMMENT ON A TRANSMISSION OIL LEAK. *TT UPDATED *EH |
| 628860 | SUBJECT REGARDING HARSH ENGAGEMENT INTO REVERSE GEAR IN COLD AMBIENT TEMPERATURE. *TT |
| 627868 | INFORMATION REGARDING THE OO WING HEATER HOSE ADAPTOR TO ELIMINATE ALTERNATOR WHINE ON. *YH |
| 627462 | INFORMATION REGARDING SHAKE/VIBRATION IN STEERING WHEEL, FLOOR,SEAT AT HIGHWAY SPEEDS ON SMOOTH ROADS (DIAGNOSE/BALANCE TIRES/WHEELS). *YH |
| 623615 | INFORMATION REGARDING EXTRA CLIPS IN THE 4T65E TRANSMISSION. *SLC |
| 619370 | OWNERS OF SOME VEHICLES EQUIPPED WITH HYDRA-MATIC 3T40, 4T60, 4T60-E OR 4T65-E TRANSAXLES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN STANDING IN PARK ON A HILL OR SLOPE WITH THE ENGINE RUNNING AND THE PARKING BRAKE NOT APPLIED. *TT |
| 619177 | SOME OWNERS MAY COMMENT ON A REPEAT ENGINE OIL PAN LEAK. *TT |
| 618099 | SOME VEHICLES MAY EXHIBIT A GENERATOR NOISE (WHINE / HUM / MOAN / VIBRATION) IN PASSENGER COMPARTMENT AT IDLE, SLOW SPEEDS, DECELERATING OR PARKING MANEUVERS. *JB |
| 618097 | VEHICLES MAY EXPERIENCE SHAKE / VIBRATION IN STEERING WHEEL, FLOOR, SEAT AT HIGHWAY SPEEDS ON SMOOTH ROADS. *JB UPDATED *EH GM VOICEMAIL MESSAGE. *TT |
| 611290 | SOME OWNERS OF VEHICLES WITH A HYDRA-MATIC 4T65-E TRANSAXLE MAY COMMENT ON HARSH UPSHIFTS OR HARSH GARAGE SHIFTS, SOFT SHIFTS, SHUDDERS ON HARD ACCELERATION, OR SHIFTS ERRATIC. *TT |
| 609697 | SOME CUSTOMERS MAY COMMENT ABOUT THE HIGH EFFORT TO MOVE THE RANGE SELECTOR (GEAR SHIFT) CONTROL LEVER TO A DESIRED POSITION. *TT |
| 6092333 | SOME CUSTOMERS MAY COMMENT THAT THE BLACK PLASTIC HOUSING AROUND THE OUTSIDE REAR VIEW MIRROR TURNS CHALKY OR IS DULL IN COLOR. *TT |
| 6089947 | A CONDITION WITH THE FRONT SEAT BACK AND / OR SEAT CUSHION HEAT ELEMENT IS NON-FUNCTIONING. *TT |
| 6088955 | SUBJECT REGARDING LOW POWER / STUMBLE WHEN ACCELERATING IN TURNS OR STRAIGHT LINE. *TT |
| 6088910 | SUBJECT REGARDING FRONT SEAT ADJUSTER SWITCH TRIM PLATE DETACHING FROM SEAT AND / OR SEAT CHUCKS / ROCKS. *TT |
| 6088892 | CUSTOMERS MAY COMMENT THAT A SQUEAK, SQUAWK OR CREAK NOISE FROM FRONT STRUT ASSEMBLY. *TT |
| 6088866 | EXPERIENCING CLUNK, RATTLE OR METAL TO METAL NOISE FROM FRONT OF VEHICLE. *TT |
NHTSA manufacturer communications (public domain)
NHTSA investigations
ENGINE COMPARTMENT FIRE
ENGINE COMPARTMENT FIRES
ENGINE COMPARTMENT FIRES
FRONT SHOULDER BELT MALFUNCTION
NHTSA Office of Defects Investigation