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1998 Buick Riviera

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

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How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

Limited mileage data: 8 of 29 reports include usable mileage. There isn’t enough coverage to show a useful chart.

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Steering. Review the 7 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Service Brakes, Hydraulic. Review the 5 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. Review the 4 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

3 crash reports2 fire reports0 injury reports

Fuel/propulsion System complaints

1 reports
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161,000 miles · Sep 21, 2016
Fuel/propulsion System

ABOUT TWO MONTHS AGO, WHEN FUELING MY VEHICLE, I NOTICED A PUDDLE OF GASOLINE IN THE VICINITY OF THE LEFT REAR WHEEL, INLINE WITH THE FUEL FILLER DOOR. I HAD NOTED THE CHECK ENGINE LIGHT SUBSEQUENTLY CAME ON AND CODE 0440 (OR A VARIANT OF THAT, I CANNOT RECALL WITH 100% CERTAINTY. WHEN I HAD SOME FREE TIME, I STARTED INVESTIGA…

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ABOUT TWO MONTHS AGO, WHEN FUELING MY VEHICLE, I NOTICED A PUDDLE OF GASOLINE IN THE VICINITY OF THE LEFT REAR WHEEL, INLINE WITH THE FUEL FILLER DOOR. I HAD NOTED THE CHECK ENGINE LIGHT SUBSEQUENTLY CAME ON AND CODE 0440 (OR A VARIANT OF THAT, I CANNOT RECALL WITH 100% CERTAINTY. WHEN I HAD SOME FREE TIME, I STARTED INVESTIGATING THE EMISSIONS CODE AND DECIDED TO CHECK THE FUEL SYSTEM FROM THE REAR OF THE VEHICLE WORKING FORWARD. WHILE LOOKING AT THE FUEL FILLER NECK, I NOTED A GLINT OF FRESH STEEL BEHIND THE TIRE. UPON REMOVING THE TIRE, I NOTED A HOLE IN THE FILLER NECK THE SIZE OF A US QUARTER. SINCE IT'S A FUEL SYSTEM COMPONENT, I INVESTIGATED WHETHER I COULD GET A REPLACEMENT PART (TO NO AVAIL). MY FIELD EXPEDIENT FIX WAS TO WRAP THE FUEL FILLER INTAKE STEEL PIPE WITH A COPIOUS AMOUNT OF DUCT TAPE AS A TEMPORARY FIX UNTIL I COULD SEE IF A JUNKYARD WOULD YIELD A NEW PIPE. NO SUCH LUCK IN FIND A PART THAT DIDN'T HAVE A HOLE OF SORTS (SEE ENCLOSED PHOTO'S OF 'REPLACEMENT' OFFERINGS. MY INVESTIGATION LED ME TO CONCLUDE THE WEAR IN THE PIPE WAS CAUSED BY WHEEL HOP, PRIMARILY WHEN ROLLING OVER SPEED BUMPS AT A SPEED HIGHER THAN RECOMMENDED, CAUSING THE REAR WHEEL TO "HOP UPWARDS" AND COME IN CONTACT WITH THE PIPE. GIVEN THE AMOUNT OF SPEED BUMPS IN RESIDENTIAL NEIGHBORHOOD, THE LIKELIHOOD OF THIS HAPPENING IS CONSISTENT THE LOCATION OF THE DAMAGE AND THE INNER EDGE OF THE LEFT REAR WHEEL. I'VE ENCLOSED PICTURES OF A 'REPLACEMENT' PIPE THAT WILL HAVE TO BE EPOXIED TO CONTAIN VAPORS AND PREVENT FUEL SPILLAGE UNLESS A PRISTINE PIPE IS FOUND. GIVEN THE EMISSIONS ISSUE ALONG WITH FUEL SPILLAGE WHEN FUELING THE VEHICLE, THERE'S A HIGH LIKELYHOOD OF FURTHER DAMAGE AND POSSIBLE FIRE HAZARD. I'D RECOMMEND A METAL SHIELD BE RETROFITTED TO PREVENT CONTACT FROM THE LEFT TIRE AND THE FUEL FILLER NECK

NHTSA ODI #10908573

Official recalls

0

No recalls in this snapshot.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

1

EA02030 · Engine Compartment Fires

Opened Oct 22, 2002 · Closed Mar 9, 2004

Status: closed (inferred from source dates) · Fuel System, Gasoline; Fuel System, Gasoline:delivery; Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings

EA02-030 IS CLOSED WITH GMEA02-030 IS CLOSED WITH GM?S ACTIONS IN 03V-473 AND 04V-090 RECALLING APPROXIMATELY 529,000 MY 1998-99 C- AND H-BODY VEHICLES EQUIPPED WITH DEFECTIVE FUEL PRESSURE REGULATORS.THESE VEHICLES WERE EQUIPPED WITH PLASTIC INTAKE MANIFOLDS THAT ARE UNABLE TO CONTAIN PRESSURES THAT OCCUR IN SOME BACKFIRE EVENTS AND DEFECTIVE FUEL PRESSURE REGULATORS WITH LEAKING DIAPHRAGMS THAT CAN PROVIDE A SOURCE OF FUEL TO PRODUCE A COMBUSTIBLE AIR-FUEL MIXTURE IN THE MANIFOLD.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY ODI THAT NO SAFETY DEFECT EXISTS IN THE VEHICLES THAT ARE NOT INCLUDED IN GM?S RECALLS.ODI WILL CONTINUE TO MONITOR THE INCIDENCE OF MANIFOLD RUPTURES AND RELATED FIRES IN OTHER MY 1995-2002 GM PASSENGER CARS EQUIPPED WITH THE SUBJECT INTAKE MANIFOLD.FOR ADDITIONAL INFORMATION, SEE THE ATTACHED CLOSING REPORT.

Additional source detail variants (3)

Fuel System, Gasoline:delivery

EA02-030 IS CLOSED WITH GMEA02-030 IS CLOSED WITH GM?S ACTIONS IN 03V-473 AND 04V-090 RECALLING APPROXIMATELY 529,000 MY 1998-99 C- AND H-BODY VEHICLES EQUIPPED WITH DEFECTIVE FUEL PRESSURE REGULATORS.THESE VEHICLES WERE EQUIPPED WITH PLASTIC INTAKE MANIFOLDS THAT ARE UNABLE TO CONTAIN PRESSURES THAT OCCUR IN SOME BACKFIRE EVENTS AND DEFECTIVE FUEL PRESSURE REGULATORS WITH LEAKING DIAPHRAGMS THAT CAN PROVIDE A SOURCE OF FUEL TO PRODUCE A COMBUSTIBLE AIR-FUEL MIXTURE IN THE MANIFOLD.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY ODI THAT NO SAFETY DEFECT EXISTS IN THE VEHICLES THAT ARE NOT INCLUDED IN GM?S RECALLS.ODI WILL CONTINUE TO MONITOR THE INCIDENCE OF MANIFOLD RUPTURES AND RELATED FIRES IN OTHER MY 1995-2002 GM PASSENGER CARS EQUIPPED WITH THE SUBJECT INTAKE MANIFOLD.FOR ADDITIONAL INFORMATION, SEE THE ATTACHED CLOSING REPORT.

Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings

EA02-030 IS CLOSED WITH GMEA02-030 IS CLOSED WITH GM?S ACTIONS IN 03V-473 AND 04V-090 RECALLING APPROXIMATELY 529,000 MY 1998-99 C- AND H-BODY VEHICLES EQUIPPED WITH DEFECTIVE FUEL PRESSURE REGULATORS.THESE VEHICLES WERE EQUIPPED WITH PLASTIC INTAKE MANIFOLDS THAT ARE UNABLE TO CONTAIN PRESSURES THAT OCCUR IN SOME BACKFIRE EVENTS AND DEFECTIVE FUEL PRESSURE REGULATORS WITH LEAKING DIAPHRAGMS THAT CAN PROVIDE A SOURCE OF FUEL TO PRODUCE A COMBUSTIBLE AIR-FUEL MIXTURE IN THE MANIFOLD.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY ODI THAT NO SAFETY DEFECT EXISTS IN THE VEHICLES THAT ARE NOT INCLUDED IN GM?S RECALLS.ODI WILL CONTINUE TO MONITOR THE INCIDENCE OF MANIFOLD RUPTURES AND RELATED FIRES IN OTHER MY 1995-2002 GM PASSENGER CARS EQUIPPED WITH THE SUBJECT INTAKE MANIFOLD.FOR ADDITIONAL INFORMATION, SEE THE ATTACHED CLOSING REPORT.

Fuel System, Gasoline

EA02-030 IS CLOSED WITH GMEA02-030 IS CLOSED WITH GM?S ACTIONS IN 03V-473 AND 04V-090 RECALLING APPROXIMATELY 529,000 MY 1998-99 C- AND H-BODY VEHICLES EQUIPPED WITH DEFECTIVE FUEL PRESSURE REGULATORS.THESE VEHICLES WERE EQUIPPED WITH PLASTIC INTAKE MANIFOLDS THAT ARE UNABLE TO CONTAIN PRESSURES THAT OCCUR IN SOME BACKFIRE EVENTS AND DEFECTIVE FUEL PRESSURE REGULATORS WITH LEAKING DIAPHRAGMS THAT CAN PROVIDE A SOURCE OF FUEL TO PRODUCE A COMBUSTIBLE AIR-FUEL MIXTURE IN THE MANIFOLD.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY ODI THAT NO SAFETY DEFECT EXISTS IN THE VEHICLES THAT ARE NOT INCLUDED IN GM?S RECALLS.ODI WILL CONTINUE TO MONITOR THE INCIDENCE OF MANIFOLD RUPTURES AND RELATED FIRES IN OTHER MY 1995-2002 GM PASSENGER CARS EQUIPPED WITH THE SUBJECT INTAKE MANIFOLD.FOR ADDITIONAL INFORMATION, SEE THE ATTACHED CLOSING REPORT.