1998 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated August 2026
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 1998 Buick Park Avenue has 1 documented issue, with 1 rated critical. The most serious is Fuel Pressure Regulator Can Leak and Cause Fire (Recall 04V090). DIY maintenance guides at au7o.io.
FUEL SYSTEM, GASOLINE:DELIVERY
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.
SEAT BELTS:FRONT:WEBBING
VEHICLE DESCRIPTION: PASSENGER VEHICLES. SOME OF THESE VEHICLES HAVE FRONT SEAT SHOULDER BELTS THAT MAY TWIST, ALLOWING THE WEBBING TO BECOME JAMMED IN THE RETRACTOR.
VISIBILITY:WINDSHIELD WIPER/WASHER
VEHICLE DESCRIPTION: PASSENGER VEHICLES. SOME OF THESE VEHICLES FAIL TO COMPLY WITH REQUIREMENTS OF FMVSS NO. 104, "WINDSHIELD WIPING AND WASHING SYSTEMS." THESE VEHICLES HAVE A WIPER SYSTEM MICROPROCESSOR THAT IS SUSCEPTIBLE TO VOLTAGE TRANSIENTS, WHICH CAN CAUSE A "LATCH-UP" CONDITION IN THE SYSTEM CONTROLLER.
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS
VEHICLE DESCRIPTION: PASSENGER VEHICLES. SOME OF THESE VEHICLES HAVE INTERNAL FLUID LEAKS IN THE BRAKE HYDRAULIC CONTROL UNIT.
SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM
VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE BRAKE BOOSTER TO PEDAL ASSEMBLY ATTACHMENT NUTS MAY BE LOOSE.
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According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 1998 Buick Park Avenue has 1 documented issue. The documented issue is: Fuel Pressure Regulator Can Leak and Cause Fire (Recall 04V090). Of these, 1 is rated critical and should be addressed promptly.
The 1998 Buick Park Avenue has 1 known issue compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 1 issue is rated critical: Fuel Pressure Regulator Can Leak and Cause Fire (Recall 04V090). Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
GM Recall 03054B, NHTSA 04V090, covers certain 1998-2000 Buick Park Avenue vehicles with the 3.8L V6 L36 engine and affected fuel-pressure regulators. A leaking diaphragm can send fuel through a vacuum line into the intake manifold. During a failed start with a low battery, the f… Severity: high.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.
