Model Hub19 model years analyzed

Buick Riviera ReliabilityAll Years Ranked (19801998)

Side-by-side AutoScores, risk levels, and owner-cost projections for every Buick Riviera we've analyzed. Identify the best years to buy, the ones to avoid, and the problems that follow the Riviera across generations.

Average AutoScore

69/100

Best Year

1994 Buick Riviera

Score 88

Weakest Year

1980 Buick Riviera

Score 45

Every Buick Riviera Ranked

Sorted by AutoScore. Each link opens the full year-specific report.

88
1994 Buick RivieraLOW RISKGrade A-

A supremely comfortable cruiser with rock-solid mechanicals, but prepare for the occasional electrical gremlin.

Top risks: Electrical System · Automatic Transmission (4T60-E) · Suspension & Steering

82
1984 Buick RivieraMODERATEGrade B-

A comfortable classic with solid bones, but demanding vigilance against age-related wear and electrical quirks.

Top risks: Electrical System · Transmission (THM200-4R) · Rust and Body Corrosion

78
1987 Buick RivieraMODERATEGrade B-

A mechanically sound classic that's only as reliable as its notoriously complex digital dash and aging electrical system.

Top risks: Electrical System & Graphic Control Center (GCC) · Transmission (THM440-T4 / 4T60) · Suspension & Steering Components

78
1992 Buick RivieraMODERATEGrade B-

A mechanically sound, comfortable cruiser often undermined by its unreliable electrical infrastructure and age-related wear.

Top risks: Electrical System · Front Suspension & Steering · 4T60-E Transmission

78
1996 Buick RivieraMODERATEGrade C+

A comfortable, powerful relic whose enduring engine reliability is often tested by its aging peripherals and notorious gasket issues.

Top risks: Engine (Lower Intake Manifold Gaskets) · Transmission (4T60-E / 4T65-E) · Electrical System

78
1997 Buick RivieraMODERATEGrade C+

A comfortable, powerful cruiser that offers tremendous value, but a potentially fragile transmission and quirky electrical system necessitate a savvy buyer.

Top risks: Transmission (4T60-E) · Electrical System · Engine Intake Manifold Gaskets

75
1995 Buick RivieraMODERATEGrade C

A comfortable, powerful cruiser with a solid core, but prepare for the inevitable age-related electrical and cooling system repairs.

Top risks: Cooling System & Intake Manifold · Electrical System · Suspension & Steering

75
1998 Buick RivieraMODERATEGrade C+

A comfortable cruiser with a bulletproof engine, but prepare for age-related electrical and transmission quirks.

Top risks: Cooling System / Intake Manifold · Transmission (4T65E) · ABS Control Module

72
1986 Buick RivieraMODERATEGrade C+

A comfortable classic that demands a watchful eye on its vintage electronics and hidden rust.

Top risks: Electrical System · Transmission (THM 200-4R) · Rust and Corrosion

72
1990 Buick RivieraMODERATEGrade C+

A comfortable, classic cruiser with a strong heart, but its digital brain and transmission require careful scrutiny.

Top risks: Electrical System (especially CRT) · Transmission (4T60 Automatic) · Fuel System

72
1991 Buick RivieraMODERATEGrade C+

A comfortable classic with a great engine, but prepare for electrical and interior upkeep.

Top risks: Electrical System · Fuel Delivery System · Interior & HVAC

72
1993 Buick RivieraMODERATEGrade C-

A comfortable, traditional American cruiser that requires dedicated maintenance and a keen eye for age-related electrical and structural issues.

Top risks: Electrical System · Suspension & Steering · Cooling System & Gaskets

68
1989 Buick RivieraMODERATEGrade C+

A comfortable, unique classic with a bulletproof powertrain, but its dated, complex electronics demand careful scrutiny and a repair budget.

Top risks: Electrical System (Graphic Control Center - GCC) · Suspension & Steering Components · Fuel System

60
1982 Buick RivieraHIGH RISKGrade D-

A classic cruiser requiring a significant commitment to maintenance, best for enthusiasts, not daily commuters.

Top risks: Electrical System · Rust & Body Integrity · Fuel Delivery (Carburetor)

60
1983 Buick RivieraMODERATEGrade D+

A comfortable, stylish classic for enthusiasts, but avoid the diesel at all costs and be prepared for extensive age-related maintenance.

Top risks: Oldsmobile Diesel Engine · Electrical Systems & Accessories · Rust and Body Corrosion

58
1985 Buick RivieraHIGH RISKGrade C-

A classic with charm, but be prepared for continuous electrical and rust-related headaches.

Top risks: Digital Instrumentation/CRT Display · Electrical System & Wiring · Body Rust & Chassis Corrosion

55
1988 Buick RivieraMODERATEGrade D+

A comfortable, aged cruiser whose pioneering digital dashboard can become its Achilles' heel.

Top risks: Graphic Control Center (GCC) · Transmission (4T60 Automatic) · General Electrical System

45
1980 Buick RivieraHIGH RISKGrade D+

A classic for enthusiasts, but be prepared for consistent maintenance and potential major repairs due to age.

Top risks: Fuel System & Carburetor · Body & Frame Corrosion · Electrical & Vacuum Systems

45
1981 Buick RivieraHIGH RISKGrade D

A classic beauty fraught with engine and electronic gremlins that demand a knowledgeable owner or significant investment.

Top risks: Engine (Modulated Displacement V6) · Engine (Oldsmobile 350 Diesel) · Computer Command Control (CCC) System

Problems That Follow the Riviera Across Generations

Issues that appear in the top-3 risks across multiple model years — the cost of ownership you can actually predict.

Electrical System

Appears in 10 model years · 53% of generations

Suspension & Steering

Appears in 3 model years · 16% of generations

Rust and Body Corrosion

Appears in 2 model years · 11% of generations

Suspension & Steering Components

Appears in 2 model years · 11% of generations

Transmission (4T60 Automatic)

Appears in 2 model years · 11% of generations

Fuel System

Appears in 2 model years · 11% of generations

Buying a Used Riviera?

Get the full reliability report for your specific year.

Score, risk level, top risk areas, repair costs, mileage danger zones, and "what I would do" guidance — all in under 60 seconds.

Autojunket OSC

Sell your car for what it's worth.

Every receipt, every service, one signed PDF you hand the buyer. OSC is the paperwork trail your resale price depends on.

  • OSC Transfer PDF — every receipt
  • Snap-a-receipt AI log
  • Fuel & mileage tracker
  • Shareable buyer view link
$9.99/mo or $79.99/yr · unlimited vehicles · cancel anytime

Recommended Products

Quality parts and tools for your vehicle

As an Amazon Associate I earn from qualifying purchases.

Full Detail

Pick a year. Get the full report.

Side-by-side rankings are a great start, but the detailed repair costs, mileage danger zones, and buyer checklist live inside each year's full reliability report.

Autojunket OSC

You maintain your car. Make sure you can prove it.

The ownership record that lives with your VIN. Every service, every receipt, every mile — logged from day one and transferable to the next owner. $9.99/mo or $79.99/yr.