IllustrationVOLTAGE CONVERTER FOR THE DASH AND SHIFTING INDICATORS FAILED. DASH AND SHIFTING INDICATORS ARE DEPENDENT ON VOLTAGE CONVERTER. WITHOUT THE LIGHTS AND IN THE DARK IT IS IMPOSSIBLE TO DETERMINE WHERE THE LIGHT SWITCH IS LOCATED OR WHERE TRANSMISSION SHIFTER IS POSITIONED. *AK
1986 Buick Riviera
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all Riviera years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
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: 0 of 2 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.
- Electrical System. Review the 2 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports0 fire reports0 injury reports
Electrical System complaints
2 reportsTHE ELECTRICAL SYSTEM IN THE VEHICLE IS DRAINING THE BATTERY AND COULD CAUSE A FIRE. *AK
Official recalls
188V078000 · Steering:hydraulic Power Assist:pump
May 10, 1988
INSUFFICIENT CLEARANCE BETWEEN THE POWER STEERING PUMP PRESSURE HOSE ASSEMBLY AND THE TRANSMISSION GOVERNOR/SPEED SENSOR CONNECTOR COULD CAUSE ABRASION OF THE HOSE.
Consequence & remedy
Consequence: THIS COULD RESULT IN A FLUID LEAK, WITH THE POTENTIAL FORAN UNDERHOOD FIRE.
Remedy: REPLACE THE POWER STEERING PUMP PRESSURE HOSE.
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
3C89001 · Throttle NON-RETURN
Opened Mar 6, 1989 · Closed Jan 16, 1990
Status: closed (inferred from source dates) · Vehicle Speed Control:linkages
There is no summary currently available
EA88036 · Rear Disc Brakes
Opened Jul 22, 1988 · Closed Aug 30, 1991
Status: closed (inferred from source dates) · Service Brakes, Hydraulic
SUMMARY: CORROSION IN THE REAR BRAKE CALIPER PREVENTS AUTOMATIC ADJUSTMENT FOR PAD WEAR. THIS MAY EVENTUALLY CAUSE LOSS OF REAR SERVICE BRAKE AND PARKING BRAKE. GM HAS ADDED CORROSION PROTECTION AND CHANGED SPRING RATE TO CORRECT PROBLEM. SAME BASIC DESIGN USED ON ALL MODELS IDENTIFIED.
EA87022 · Stalling
Opened Aug 27, 1987 · Closed Nov 27, 1991
Status: closed (inferred from source dates) · Vehicle Speed Control:linkages
SUMMARY:THE COMPLAINTS ALLEGE THAT STALLING IS DUE TO VARIOUS FAULTYCOMPONENTS OF THE FUEL INJECTION AND/OR IGNITION SYSTEM. THE FOLLOWINGMODELS ARE INVOLVED:BUICK ELECTRA, LESABRE, RIVERA, CENTURY; OLDS CUTLASSCIERA, 88, 98, TORONADO; PONTIAC BONNEVILLE.STATUS:THIS INVESTIGATION IS ONGOING.WE ARE CONTINUING TO ANALYZEINFORMATION PROVIDED BY GM AND ARE PREPARING AN ADDITIONAL INFORMATIONREQUEST TO GM TO CLARIFY CERTAIN TECHNICAL ITEMS.===