The 1986 Cadillac DeVille is a large luxury sedan representing the pinnacle of American automotive comfort and style for its era. Part of the DeVille line which dates back to the 1940s, the 1986 model is a front-wheel-drive iteration, known for its distinctive formal styling. Available in sedan and coupe body styles, key trims included the base DeVille and the more opulent Coupe de Ville. New pricing typically ranged from the mid-$20,000s. Its popularity stemmed from its commanding presence, plush interior, and smooth ride, making it a symbol of success and sophistication.
The Good
The 1986 Cadillac DeVille excels in supreme comfort and a serene ride. Its spacious interior, elegant design, and robust V8 engine provide a luxurious experience, appealing to those seeking smooth cruising and prestigious presence. Practically, its solid build and available features offer a dependable, albeit thirsty, mode of transport.
The Bad
Potential buyers of the 1986 Cadillac DeVille should watch out for common issues like electronic control module (ECM) failures, aging fuel injection systems, and potential rust, particularly in the lower body panels and wheel wells. Older models may also experience wear and tear on suspension components.
1986 Cadillac DeVille: Quick Overview
- Engine Options: The primary engine for the 1986 Cadillac DeVille was the 4.1-liter (250 cubic inch) HT-4100 V8.
- Horsepower: The 4.1L V8 typically produced around 130-135 horsepower.
- Torque: Torque figures were generally in the range of 200-210 lb-ft.
- Fuel Economy: Fuel economy was a significant drawback, with estimates around 16 mpg city and 22 mpg highway, though real-world figures could be lower.
- 0-60 Times: Acceleration was not a strong suit, with 0-60 mph times often exceeding 12-13 seconds due to the vehicle's substantial weight.
- Towing Capacity: The DeVille was not designed for towing and did not have an advertised towing capacity.
- Trim-Level Features (DeVille): Standard features for the base DeVille included power windows, power door locks, cruise control, automatic climate control, a tilt steering wheel, and an AM/FM stereo with seek and scan.
- Trim-Level Features (Coupe de Ville): The Coupe de Ville, a more opulent trim, often included upgraded interior materials like leather seating, a vinyl roof, power six-way driver and front-passenger seats, a cassette player, and often premium alloy wheels. Optional features across trims could include a sunroof, digital climate control, and a premium sound system.
1986 Cadillac DeVille Specifications
Vehicle Information
| Year | 1986 |
| Make | Cadillac |
| Model | DeVille |
| Trim | - |
| Style | - |
| Type | Sedan |
| Category | Compact Car |
Manufacturing Details
| Made In | United States |
| Manufacturing City | ORION |
Dimensions
| Doors | 4-Door |
| Curb Weight | - |
| Gross Vehicle Weight Rating | - |
| Overall Height | - |
| Overall Length | - |
| Overall Width | - |
| Wheelbase Length | - |
| Standard Seating | - |
Engine & Performance
| Engine | 2 BBL |
| Engine Size | 3.8L |
| Engine Cylinders | 6 |
| Transmission | - |
| Transmission Type | - |
| Transmission Speeds | - |
| Drivetrain | Front-Wheel Drive |
Additional Features
| Anti-Brake System | - |
| Steering Type | - |
Pricing
| Manufacturer Suggested Retail Price (MSRP) | - |
| Invoice Price | - |
| Delivery Charges | - |
Vehicle History Report
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Analysis
What Problems Does the 1986 Cadillac DeVille Have?
The 1986 Cadillac DeVille, like many vehicles of its era, is susceptible to certain recurring issues. One of the most frequently cited problems involves the Electronic Control Module (ECM). These modules are prone to failure, leading to a range of drivability issues from rough idling to complete engine shutdown. Another common concern is with the fuel injection system, specifically the throttle body injection (TBI) unit, which can develop leaks or become clogged, affecting performance and fuel economy. Over time, the HT-4100 V8 engine, while designed for smooth operation, could suffer from issues like head gasket failures or problems with the lifters, especially if not maintained with proper oil changes. Rust is also a significant long-term reliability concern, particularly in areas with harsh winters and road salt. The lower body panels, rocker arms, and rear wheel wells are prime areas to inspect for corrosion. Electrical gremlins are not uncommon in older Cadillacs, with issues sometimes arising in the power accessories, lighting systems, or dashboard instruments. There were several recalls issued for the 1986 DeVille, often related to potential issues with the brake system, seat belts, or emissions control components. For example, some models were subject to recalls concerning the rear axle pinion bearing and potential fuel line leaks. While the 1986 model year itself didn't have drastically different common issues compared to its immediate predecessors or successors within the front-wheel-drive DeVille generation, the cumulative effects of age and mileage on components like the transmission, suspension bushings, and exhaust system are critical long-term reliability factors to consider.
How long will the 1986 Cadillac DeVille last?
With diligent maintenance, a 1986 Cadillac DeVille can achieve an average of 150,000 to 200,000 miles or more. Many owners report these vehicles lasting well into the 200,000-mile range, demonstrating good long-term durability for the chassis and powertrain if cared for. However, the susceptibility to rust, especially in corrosive climates, can significantly shorten its usable life if not addressed. Electronic components, particularly the ECM, can become weak points over time, sometimes requiring replacement even in well-maintained examples. The robustness of the overall vehicle is impressive for its era, but age-related degradation of rubber and plastic components, along with potential transmission issues after high mileage, are common weaknesses that emerge over decades of service.
What Technology & Safety Features are Included?
The 1986 Cadillac DeVille was equipped with technology that was considered advanced for its time, focusing on convenience and comfort. Standard tech included power windows, power door locks, cruise control, and a tilt steering wheel. The climate control system was typically automatic, offering precise temperature regulation. Entertainment options usually comprised an AM/FM radio with seek and scan functions. Higher trims or optional packages often added a cassette player, and later in the model year or on specific trims, an upgraded sound system could be found. While dedicated driver-assistance features as we know them today (like adaptive cruise control or lane keeping assist) were non-existent, the DeVille offered features that enhanced the driving experience, such as power steering and a generally smooth ride that absorbed road imperfections.
Safety features for 1986 included seat belts, energy-absorbing steering column, and side-guard door beams. Anti-lock braking system (ABS) was becoming more common in luxury vehicles, and it was likely available as an option on the DeVille or standard on certain higher trims, offering a significant safety advantage for braking control.
Crash-test ratings for vehicles of this vintage are not as standardized or publicly available as modern NHTSA ratings. However, large sedans of this era were generally designed with body-on-frame construction or very robust unibody structures that offered a degree of protection. The DeVille, with its substantial size and weight, would have performed reasonably well in frontal and side impacts for its time, though modern safety structures and airbags were not present. The absence of airbags would be a significant difference compared to contemporary or later models.
Safety features for 1986 included seat belts, energy-absorbing steering column, and side-guard door beams. Anti-lock braking system (ABS) was becoming more common in luxury vehicles, and it was likely available as an option on the DeVille or standard on certain higher trims, offering a significant safety advantage for braking control.
Crash-test ratings for vehicles of this vintage are not as standardized or publicly available as modern NHTSA ratings. However, large sedans of this era were generally designed with body-on-frame construction or very robust unibody structures that offered a degree of protection. The DeVille, with its substantial size and weight, would have performed reasonably well in frontal and side impacts for its time, though modern safety structures and airbags were not present. The absence of airbags would be a significant difference compared to contemporary or later models.
What Colors Options are Available?
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In the meantime, feel free to explore the other sections for more content.
1986 Cadillac DeVille Prices and Market Value
When new, the 1986 Cadillac DeVille had a base price typically starting in the mid-$20,000s, with loaded models or the Coupe de Ville trim reaching into the high-$20,000s. As a luxury vehicle from the mid-80s, it experienced significant depreciation in its early years, as is typical for new cars, especially large, less fuel-efficient models.
Currently, used 1986 Cadillac DeVille prices are generally low, reflecting its age and the market's preference for more modern vehicles. Well-maintained examples in excellent condition can command anywhere from $3,000 to $7,000, with exceptionally pristine or rare trims potentially fetching slightly more. Poorly maintained or high-mileage examples can be found for under $2,000. Factors affecting resale value include condition, mileage, originality, maintenance history, and the presence of rust. Special editions or very low-mileage survivors can sometimes command a premium among collectors or enthusiasts.
Currently, used 1986 Cadillac DeVille prices are generally low, reflecting its age and the market's preference for more modern vehicles. Well-maintained examples in excellent condition can command anywhere from $3,000 to $7,000, with exceptionally pristine or rare trims potentially fetching slightly more. Poorly maintained or high-mileage examples can be found for under $2,000. Factors affecting resale value include condition, mileage, originality, maintenance history, and the presence of rust. Special editions or very low-mileage survivors can sometimes command a premium among collectors or enthusiasts.
1986 Cadillac DeVille Cost of Ownership
Owning a 1986 Cadillac DeVille is generally not economical, especially compared to modern vehicles. Fuel costs are high due to the V8 engine and modest fuel economy (around 16-22 mpg). Maintenance can be moderately expensive; while basic parts are often affordable, specialized components or electronics can be pricier. Repairs to the electronic fuel injection system or ECM can be particularly costly. Insurance is typically reasonable for older vehicles, but it depends on coverage levels. Long-term ownership costs are elevated by potential repairs to aging systems and the need for rust prevention. It's a car that requires a budget for upkeep to remain in good running order.
1986 Cadillac DeVille Fuel Efficiency
Fuel Type
Gasoline
Fuel Capacity
-
City Mileage
-
Highway Mileage
-
1986 Cadillac DeVille Recalls & Defects
Exterior Lighting:headlights:switch
Recall date
1986-04-28
Recall no.
86v056000
Source
NHTSA
Summary
THE Push-Pull Headlight Switch MAY Have Electrical Contacts Which Allow AN Intermittent Headlight Circuit Causing Headlight TO Flicker or Suddenly GO Out. Consequence OF Defect: Sudden Loss OF THE Headlights Under Severe Weather or Nighttime Driving Conditions Could Reduce Driver Visibility Which Might Result IN A Vehicle Crash Without Prior Warning. Note: Also, SEE Nhtsa Campaign Number 86v131000.
Consequence
Remedy
Replace Headlight Switch AS Necessary.
Notes
System: Headlight Switch. Vehicle Description: Passenger Cars, Trucks and Vans.
Service Brakes, Hydraulic:antilock/Traction Control/Electronic Limited Slip
Recall date
1987-06-23
Recall no.
87v093000
Source
NHTSA
Summary
THE Anti Lock Brake System (Abs) Pressure/Warning Switch MAY Exhibit Brake Fluid Seepage Which Eventually CAN Lead TO Loss OF THE Brake System Hydraulic Pump Motor. Additionally, THE Hydraulic Pump Motor and ABS Electrical Relays MAY Have Been Exposed TO Water Contamination During Vehicle Assembly. This Condition CAN Cause Loss OF THE Hydraulic Pump Motor And/Or Loss OF THE ABS Function.
Consequence
Loss OF THE Hydraulic Pump Motor Would Result IN A Totalloss OF Rear Brakes AS Well AS Power Assist TO THE Front Brakes. THE RED Brakewarning Light Would Illuminate and Stay ON. IF This Warning IS NOT Heeded, Aloss OF Rear Brakes AT A Time When Minimum Stopping Distance IS Required Couldresult IN A Vehicle Crash. AN Inoperative ABS Electrical Relay Could Causeloss OF THE ABS Function, BUT Normal Power Assisted Braking Would BE Retained.the Amber Anti Lock Warning Light Would Illuminate and Stay ON.
Remedy
THE ABS and Hydraulic Pump Motor Electrical Relays and 30 AMP Fuses Will BE Replaced. IN Addition, THE Hydraulic Pump Motor Assembly and Pressure/Warning Switch Will BE Inspected And, IF Required, Replaced.
Notes
System: Brakes.vehicle Description: Passenger Cars With Anti Lock Brakes.
Fuel System, Gasoline
Recall date
2006-05-19
Recall no.
06e043000
Source
NHTSA
Summary
Certain Replacement Fuel Filters, Fram Brand Name P/N G3727, With Date Codes X52911 Through X60801 Sequentially or X600141 and A Mexico Country or Origin Marking ON THE Fuel Filter Housing Manufactured From October 18, 2005, Through March 21, 2006, Sold FOR USE ON THE Vehicles Listed Above and ON Certain School Buses. (TO SEE THE School Bus Engine Sizes, Click ON "document Search" and Then "bus Applications"). THE Connector ON THE Fuel Filter WAS NOT Manufactured TO Honeywell's Specification. AS A Result, THE O-Ring MAY NOT Seat Correctly ON THE Fuel Line.
Consequence
This Condition MAY Cause AN Inadequate Seal AT THE Connection, Potentially Leading TO A Fuel Leak. IN THE Presence OF AN Ignition Source, A Fire Could Occur.
Remedy
Honeywell Will Notify Owners and Replace THE Fuel Filters Free OF Charge. THE Recall Began ON October 18, 2006. Owners MAY Contact Fram Customer Service AT 1-800-890-2075 (Option 1).
Notes
This Recall Only Pertains TO Aftermarket Fram Fuel Filters and HAS NO Relation TO ANY Original Equipment Installed ON THE Vehicles Listed.customers MAY Contact THE National Highway Traffic Safety Administration's Vehicle Safety Hotline AT 1-888-327-4236 (Tty: 1-800-424-9153); or GO TO Http://Www.safercar.gov.
1986 Cadillac DeVille Insurance
Insurance for a 1986 Cadillac DeVille is moderately priced, reflecting its status as a Sedan with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 1986 Cadillac DeVille Compare to Other Sedan?
In 1986, the Cadillac DeVille competed in the large luxury sedan segment against rivals like the Lincoln Continental, Oldsmobile Toronado, Buick Electra, and Chrysler Fifth Avenue.
Performance: The DeVille's 4.1L V8 offered adequate power for comfortable cruising but was not performance-oriented, with 0-60 times around 12-13 seconds. Rivals like the Toronado often shared similar powertrains. The Lincoln Continental offered comparable V8 power and a similarly smooth ride. Chrysler's Fifth Avenue offered a more traditional RWD platform with a comparable V8.
Features: Cadillac was known for its luxury features, and the DeVille was well-equipped with power amenities, automatic climate control, and plush interiors. Lincoln and Oldsmobile offered similar levels of luxury, with electronic dashboards and premium sound systems becoming more common. Chrysler provided a comfortable ride and respectable feature set for its price point.
Reliability: Reliability was a mixed bag for American luxury cars of this era. While the DeVille boasted a robust chassis, electronic issues, particularly with the ECM, and potential engine problems were not uncommon. Lincoln and other GM offerings faced similar challenges with emerging electronics.
Price: The DeVille was priced competitively within the luxury segment, generally falling within the $25,000-$30,000 range. The Chrysler Fifth Avenue often offered better value for money, providing much of the luxury for a lower price.
Alternatives:
Performance: The DeVille's 4.1L V8 offered adequate power for comfortable cruising but was not performance-oriented, with 0-60 times around 12-13 seconds. Rivals like the Toronado often shared similar powertrains. The Lincoln Continental offered comparable V8 power and a similarly smooth ride. Chrysler's Fifth Avenue offered a more traditional RWD platform with a comparable V8.
Features: Cadillac was known for its luxury features, and the DeVille was well-equipped with power amenities, automatic climate control, and plush interiors. Lincoln and Oldsmobile offered similar levels of luxury, with electronic dashboards and premium sound systems becoming more common. Chrysler provided a comfortable ride and respectable feature set for its price point.
Reliability: Reliability was a mixed bag for American luxury cars of this era. While the DeVille boasted a robust chassis, electronic issues, particularly with the ECM, and potential engine problems were not uncommon. Lincoln and other GM offerings faced similar challenges with emerging electronics.
Price: The DeVille was priced competitively within the luxury segment, generally falling within the $25,000-$30,000 range. The Chrysler Fifth Avenue often offered better value for money, providing much of the luxury for a lower price.
Alternatives:
- Similar: If seeking a similar large, comfortable, American luxury sedan experience, the Lincoln Continental of the same era is a direct competitor. The Buick Electra and Oldsmobile Toronado (though FWD like the DeVille) also offer a comparable plush ride and luxury appointments.
- Better (subjective): For those prioritizing reliability and a more modern driving experience, even at the cost of some classic luxury, looking at early to mid-1990s models from Cadillac (like the Fleetwood or Seville), Lincoln, or even entry-level luxury imports like a Lexus LS400 or Acura Legend would offer significant improvements in drivetrain reliability and safety features, albeit at a higher purchase price. For those valuing pure comfort and classic styling at a lower cost, the Chrysler Fifth Avenue remains a compelling, albeit less technologically advanced, alternative.
Final Verdict: Is the 1986 Cadillac DeVille a Good Sedan?
The 1986 Cadillac DeVille is ideal for enthusiasts who appreciate classic American luxury, a supremely comfortable ride, and a nostalgic driving experience. It's perfect for those who enjoy the styling of the era and are willing to accept the maintenance demands of an older vehicle.
Whether it's worth buying depends heavily on the condition and price. As a used vehicle, it can be a good value if found in excellent, well-maintained condition with minimal rust and documented service history, especially if purchased for under $5,000. It is generally not recommended for daily driving in areas prone to harsh weather due to rust concerns. A low-mileage, garage-kept example, particularly a well-optioned Coupe de Ville, would be the most desirable purchase for collectors or as a weekend cruiser. For practical, economical daily transportation, newer vehicles are a much better choice.
Whether it's worth buying depends heavily on the condition and price. As a used vehicle, it can be a good value if found in excellent, well-maintained condition with minimal rust and documented service history, especially if purchased for under $5,000. It is generally not recommended for daily driving in areas prone to harsh weather due to rust concerns. A low-mileage, garage-kept example, particularly a well-optioned Coupe de Ville, would be the most desirable purchase for collectors or as a weekend cruiser. For practical, economical daily transportation, newer vehicles are a much better choice.
Cathleen V
Cathleen is an exceptional freelance writer covering hot topics in the automotive world from a gearhead's perspective. Her articles delve into various aspects of automotive technology and history, offering readers detailed insights into engine performance, reliability, and maintenance. Through her engaging and informative writing, Cathleen provides valuable information to automotive enthusiasts and consumers alike, helping them make informed decisions about vehicle maintenance and purchases.