1990 Buick Reatta Select Sixty: Buick’s Quietly Radical Halo Car

The 1990 Buick Reatta Select Sixty sits in a peculiar and fascinating corner of General Motors history: a low-volume, hand-finished, two-seat Buick convertible created not as a homologation special, not as a performance flagship, and not as a European-style sports car, but as a design-led personal luxury statement. It belongs to the Reatta’s first and only generation, built from 1988 through 1991, and it is the most instantly identifiable of the production Reattas.

The Select Sixty was not mechanically hotter than an ordinary 1990 Reatta convertible. There was no revised camshaft, no turbocharger, no limited-slip differential, and no special suspension calibration documented for the package. Its significance is instead rooted in rarity, presentation, and Buick’s late-1980s attempt to prove that an American division known for refinement could build a boutique two-seater with real craftsmanship. Only 65 1990 Reatta Select Sixty convertibles were produced, making it one of the rarest regular-production Buick variants of its era.

Historical Context and Development Background

Buick’s Corporate Mission

By the middle of the 1980s, Buick was trying to reconcile two identities. On one side was the traditional Buick buyer: loyal, comfort-oriented, and often more interested in quiet authority than overt performance. On the other was a changing luxury market in which Mercedes-Benz, BMW, Acura, and later Lexus were reshaping expectations for engineering precision, cabin execution, and brand image. Buick had already used the Riviera as a technology showcase, and the Reatta took that idea further by distilling the front-drive E-body architecture into a two-seat personal luxury car.

The Reatta was assembled at the Reatta Craft Centre in Lansing, Michigan, using a low-volume team-based build process rather than a conventional high-speed assembly line. That point matters. The car was never intended to be a mass-market rival for a Camaro, Corvette, or Thunderbird. It was a boutique Buick: expensive, carefully trimmed, and positioned as an upscale statement piece.

Design and Platform

The Reatta used a shortened version of GM’s E-body architecture, related to the Buick Riviera, Oldsmobile Toronado, and Cadillac Eldorado. Its proportions were clean rather than aggressive: short deck, long doors, broad glass, and minimal ornamentation. The convertible arrived for 1990, two model years after the coupe, and required additional structural reinforcement. That added weight and softened the edge of the driving experience, but it also gave the Reatta the open-air identity Buick had lacked in this price band.

The 1990 model year was also important because Buick moved away from the earlier Graphic Control Center touchscreen used in 1988 and 1989 Reattas. In its place came more conventional controls, a change that many owners and restorers regard as a practical advantage. The Select Sixty package built on the 1990 convertible and added its defining white-and-red presentation.

Competitor Landscape

The Reatta did not line up neatly against one rival. The Cadillac Allanté was more expensive and more openly targeted at European luxury roadsters. The Chrysler TC by Maserati occupied a similarly unusual personal-luxury niche but lacked the Reatta’s GM parts commonality. The Mercedes-Benz SL was a more prestigious and more costly benchmark, while the Mazda MX-5 Miata, introduced for 1990, was lighter, cheaper, rear-drive, and fundamentally a sports car rather than a luxury cruiser. The Chevrolet Corvette was vastly quicker, but it lived in a different cultural and performance category.

That awkward competitive set explains much of the Reatta’s commercial story. Buick built an intriguing car, but not one that could be sold on performance numbers alone. The Select Sixty distilled that identity perfectly: rare, highly specified, visually distinctive, and unapologetically Buick.

Motorsport and Racing Legacy

The Reatta has no meaningful factory racing legacy. Buick’s performance credibility in the period was tied far more strongly to the turbocharged Regal Grand National and GNX than to the Reatta. The Reatta’s place in history is as a design, manufacturing, and brand-positioning exercise rather than a competition-derived machine.

Engine and Technical Specifications

Every 1990 Reatta Select Sixty used Buick’s 3.8-liter 3800 V6, the naturally aspirated LN3-era version of GM’s durable 90-degree V6 family. It was not exotic, but it was deeply appropriate for the car’s mission: smooth, torquey at low rpm, and widely supported by GM service infrastructure. Peak output was 165 horsepower and 210 lb-ft of torque, routed through a four-speed automatic transaxle to the front wheels.

Driving Experience and Handling Dynamics

Road Feel and Ride Character

The Reatta Select Sixty is best understood as a compact American grand tourer rather than a sports car. The ride is controlled but deliberately compliant, with the suspension tuned for isolation and long-distance comfort. Buick was not chasing Porsche steering texture or Corvette lateral grip; it was chasing quietness, effortlessness, and the sensation of a premium personal car built to a higher standard than the division’s volume models.

The convertible carries more structural weight than the coupe, and like many open cars of its period, it trades some rigidity for the appeal of top-down cruising. Cowl shake is not absent, but it is not the dominant character of the car when judged against period American convertibles. The chassis feels most natural at a brisk touring pace, where the 3800’s low-speed torque, relaxed gearing, and compliant suspension work together.

Gearbox and Throttle Response

The four-speed automatic is smooth and unobtrusive, calibrated to use the engine’s broad torque rather than hold revs. Throttle response is strongest in the lower half of the tachometer, exactly where the 3800 V6 is happiest. At 2,000 rpm the engine is already making its rated torque peak, so the Reatta rarely feels strained in normal driving. Push it hard, however, and the car reminds you that it was engineered for refinement, not lap times.

Braking and Steering

Four-wheel disc brakes with anti-lock control were part of the Reatta’s technology-forward personality. The system gives the car period-correct confidence, though ownership today requires specific attention to the ABS hydraulic components. Steering effort is light and luxury-biased, with more emphasis on stability than on granular front-tire feedback. For collectors, that is part of the car’s authenticity: the Reatta drives like an expensive Buick, not like a rebodied Fiero or a junior Corvette.

Performance Specifications

Factory literature emphasized luxury, craftsmanship, and technology more than acceleration. The Select Sixty used the same drivetrain as the standard 1990 Reatta convertible, so performance is essentially identical. Period testing of Reattas generally placed the car in the relaxed grand-touring class rather than the sports-car class.

Variant Breakdown and Production Numbers

The Reatta was produced from 1988 through 1991, with the convertible joining the line for 1990. The Select Sixty was a special 1990 convertible variant tied to Buick’s Select Sixty dealer-award program. Its defining features were cosmetic and symbolic rather than mechanical.

First-Generation Reatta Production Context

Ownership Notes: Maintenance, Parts, and Restoration

Powertrain Durability

The Buick 3800 V6 is one of the great practical advantages of Reatta ownership. It is not rare, fragile, or difficult to understand. Routine ignition, cooling, charging, and fuel-system service is generally straightforward compared with more exotic low-volume luxury cars. The four-speed automatic transaxle is also a known GM unit, though age, fluid condition, and shift quality matter more than mileage alone.

Reatta-Specific Parts

The challenge is not the engine. It is the Reatta-specific material around it. Exterior trim, body panels, convertible hardware, weatherstripping, interior plastics, seat trim, badges, and Select Sixty-specific presentation pieces are far harder to source than standard GM mechanical parts. A complete, undamaged car is therefore worth a premium over a project missing unique trim.

Known Service Priorities

• ABS hydraulic system: The Teves-style ABS hardware used on Reattas requires knowledgeable diagnosis. Accumulators, pump motors, pressure switches, and old brake fluid deserve careful attention.
• Headlamp motors: Pop-up headlamp mechanisms can suffer from worn internal rollers or gear-related issues.
• Convertible top and seals: Top condition, rear window condition, latch operation, and weatherstrip integrity are central to value and usability.
• Electronic displays and controls: The 1990 interior is simpler than the 1988–1989 touchscreen cars, but instrument and climate-control electronics still require inspection.
• Cooling system: As with any aging 3800-powered GM car, hoses, radiator condition, thermostat function, and fan operation should be verified.
• Interior trim: The red Select Sixty interior is the car’s signature. Sun damage, bolster wear, and incorrect retrimming materially affect collectibility.

Restoration Difficulty

A mechanically tired Reatta is usually easier to revive than a cosmetically incomplete one. For a Select Sixty, originality of color combination, interior condition, badging, and convertible-specific parts matters enormously. Repainting or retrimming one incorrectly erases much of what separates it from a standard convertible.

Service Intervals

Factory service literature should govern any exact interval, but collector ownership rewards a conservative approach: regular oil and filter changes, periodic transmission-fluid inspection, coolant service, brake-fluid maintenance, and annual checks of the ABS, tires, belts, hoses, and top mechanism. Cars that sit unused often develop more electrical, hydraulic, and fuel-system trouble than cars exercised regularly.

Cultural Relevance, Collector Desirability, and Market Position

The Reatta’s cultural relevance comes from what it says about Buick and GM at the end of the 1980s. It was a technology-conscious, image-building car from a division better known for sedans and coupes than for two-seat halo machines. It was hand-assembled, limited in volume, and oddly sincere: a luxury Buick built with craft-car ambition.

The Select Sixty adds rarity and visual drama. The white exterior and top against the red interior give it a showroom-special presence that standard Reattas often lack. Collectors tend to value three things above all else: documented Select Sixty identity, originality, and condition. Low mileage helps, but completeness and correct trim are just as important because replacement Select Sixty-specific items are not easy to obtain.

Auction and private-sale results have historically placed ordinary Reatta coupes below the convertibles, while excellent convertibles and especially Select Sixty cars command stronger interest. The best Select Sixty examples trade in a different tier from average driver-grade Reattas, largely because only 65 were built and because the package is immediately recognizable. As with most low-volume American collector cars, documentation and condition are decisive.

There is no racing legacy to inflate the mythology, and that is part of the appeal. The Reatta Select Sixty is not trying to be a homologation car. It is a rare Buick artifact from a period when GM still believed a division could make a statement through design, assembly method, and brand identity rather than raw speed.

Frequently Asked Questions

How many 1990 Buick Reatta Select Sixty convertibles were built?

Buick produced 65 examples of the 1990 Reatta Select Sixty convertible. They were part of the 2,132 total Reatta convertibles built for the 1990 model year.

Did the Select Sixty have more horsepower than a standard Reatta?

No. The 1990 Select Sixty used the same naturally aspirated 3.8-liter Buick 3800 V6 as the standard Reatta, rated at 165 horsepower and 210 lb-ft of torque.

What makes the 1990 Select Sixty different?

Its significance is cosmetic, symbolic, and production-based. The car was finished in white with a white convertible top and a distinctive red leather interior, with Select Sixty identification and dealer-award-program provenance. It did not receive documented powertrain upgrades.

Is the Buick Reatta reliable?

The 3800 V6 is generally durable and well supported. The areas requiring the most attention are Reatta-specific electronics, ABS hydraulic components, headlamp motors, convertible top parts, weatherstripping, and interior trim. A well-maintained car is far less intimidating than a neglected one.

What are the common known problems?

Common issues include ABS accumulator or pump problems, aging brake hydraulics, headlamp motor wear, electrical display faults, climate-control issues, convertible top seal deterioration, cooling-system neglect, and scarcity of unique trim pieces.

Is the 1990 Reatta better than the 1988 or 1989 cars?

Better depends on priority. The 1988 and 1989 cars have the distinctive touchscreen Graphic Control Center, which is historically interesting but can complicate ownership. The 1990 cars use more conventional controls and include the first Reatta convertible. For many collectors, the 1990 Select Sixty is the most desirable because of rarity and presentation.

What is the Reatta Select Sixty worth?

Values vary sharply with documentation, mileage, originality, and condition. Standard Reatta coupes are typically less valuable than convertibles, while the 65-unit Select Sixty sits at the top of the Reatta hierarchy. Correct, complete, low-mile examples bring the strongest auction interest.

Is the Reatta Select Sixty a good investment?

It is best bought as a rare collectible Buick rather than as a conventional performance-car investment. Its strongest case is scarcity, distinctive specification, and historical interest. The best cars are original, documented, complete, and free of deferred maintenance.

Does the Reatta Select Sixty have a racing history?

No. The Reatta was not developed as a racing car and has no meaningful factory motorsport record. Its importance lies in Buick’s low-volume craft assembly, design ambition, and the rarity of the Select Sixty edition.