The 1990 GMC S15 Pickup, part of the compact pickup truck segment, offered a versatile and affordable option. Produced from 1982 to 1990, it shared its platform with the Chevrolet S-10. Key trims included the base model, Sierra Classic, and the sportier GT. Original pricing ranged from approximately $10,000 to $17,000. Its popularity stemmed from its manageable size, decent fuel economy, and practicality for everyday tasks and light hauling, making it a favored choice for individuals and small businesses.
The Good
The 1990 GMC S15 Pickup boasts a reputation for solid reliability and straightforward mechanics, appealing to practical buyers. Its compact size makes it easy to maneuver and park. Emotionally, its rugged yet simple design evokes a sense of dependability and utility. Fuel efficiency is another strong suit, offering a budget-friendly ownership experience.
The Bad
Common weaknesses for the 1990 GMC S15 Pickup include potential rust issues, particularly in the lower body panels and frame. Older models may experience wear and tear on suspension components and the aging interior. Electrical gremlins can sometimes arise due to age. Check for signs of hard use or neglect.
1990 GMC S15 Pickup: Quick Overview
- Engine Options:
- 2.5-liter 4-cylinder
- 2.8-liter V6
- Horsepower:
- 2.5L 4-cylinder: Approximately 105-125 hp
- 2.8L V6: Approximately 125-145 hp
- Fuel Economy (EPA Estimates):
- Varies by engine and transmission, but generally in the range of 18-25 MPG combined for the 4-cylinder and 16-22 MPG for the V6.
- 0-60 Times:
- With the 4-cylinder, expect times around 12-14 seconds.
- With the V6, 0-60 mph could be achieved in approximately 10-12 seconds.
- Towing Capacity:
- Towing capacity varied depending on configuration (engine, drivetrain, towing packages), but could range from around 3,500 lbs to over 5,000 lbs for properly equipped models.
- Trim-Level Features (General):
- Base Model: Basic amenities, vinyl flooring, manual windows and locks.
- Sierra Classic: Often included more comfortable seating, carpeting, upgraded trim, and potentially power windows and locks as options.
- GT (if applicable for 1990): Sportier appearance cues, potentially upgraded suspension, and interior enhancements.
- Common available features across trims (often optional): Air conditioning, power steering, AM/FM radio, intermittent wipers, rear bumper, anti-lock brakes (ABS) on rear wheels, limited-slip differential.
- Drivetrain: Available in 2WD (Rear-Wheel Drive) and 4WD.
- Transmission: Manual (4-speed or 5-speed) and Automatic (3-speed or 4-speed).
1990 GMC S15 Pickup Specifications
Vehicle Information
| Year | 1990 |
| Make | GMC |
| Model | S15 Pickup |
| Trim | - |
| Style | Regular Cab Long Bed 2WD 4-Speed Automatic |
| Type | Pickup Truck |
| Category | Medium Truck |
Manufacturing Details
| Made In | United States |
| Manufacturing City | PONTIAC |
Dimensions
| Doors | 2-Door |
| Curb Weight | - |
| Gross Vehicle Weight Rating | - |
| Overall Height | 61.30 inches |
| Overall Length | 194.20 inches |
| Overall Width | 64.80 inches |
| Wheelbase Length | 117.90 inches |
| Standard Seating | 3 |
Engine & Performance
| Engine | 2.8L V6 |
| Engine Size | 2.8L |
| Engine Cylinders | 6 |
| Transmission | 4-Speed Automatic |
| Transmission Type | Automatic |
| Transmission Speeds | 4-Speed |
| Drivetrain | Rear-Wheel Drive |
Additional Features
| Anti-Brake System | Non-ABS 2-Wheel ABS |
| Steering Type | Recirculating |
Pricing
| Manufacturer Suggested Retail Price (MSRP) | $9,593 |
| Invoice Price | - |
| Delivery Charges | - |
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What Problems Does the 1990 GMC S15 Pickup Have?
The 1990 GMC S15 Pickup, like many vehicles of its era, has a set of commonly reported issues that prospective buyers should be aware of. One of the most pervasive concerns is rust. Due to its age and exposure to various climates, rust can affect the frame, rocker panels, wheel wells, and bed floor. Thorough inspection is crucial, especially for vehicles from rust-belt regions.
Another area of concern is the potential for leaks, particularly from the intake manifold gasket on V6 engines, which can lead to coolant loss and overheating. The 4-cylinder engines, while generally robust, can sometimes suffer from head gasket issues if overheated.
Electrical problems are also not uncommon in older vehicles. This can manifest as issues with the instrument cluster, power windows, door locks, or lighting. Wiring harnesses can degrade over time, leading to intermittent failures.
Suspension components, such as ball joints, tie rod ends, and shocks, are wear items and may require replacement on higher-mileage examples. Brake systems, including rotors and calipers, can also show signs of wear.
Regarding recalls, specific recalls for the 1990 model year would need to be checked against official NHTSA databases. However, general areas that may have seen recalls on similar GM trucks of the era include braking systems, steering components, or fuel system issues.
Long-term reliability hinges significantly on maintenance history. Vehicles that have been regularly serviced with fluid changes and proactive component replacements tend to hold up better. However, the fundamental mechanical design of the S15 is generally considered durable, with many owners reporting good service life when properly maintained. Specific model year variations might have minor differences, but the overarching issues tend to be consistent across the later years of its production run.
Another area of concern is the potential for leaks, particularly from the intake manifold gasket on V6 engines, which can lead to coolant loss and overheating. The 4-cylinder engines, while generally robust, can sometimes suffer from head gasket issues if overheated.
Electrical problems are also not uncommon in older vehicles. This can manifest as issues with the instrument cluster, power windows, door locks, or lighting. Wiring harnesses can degrade over time, leading to intermittent failures.
Suspension components, such as ball joints, tie rod ends, and shocks, are wear items and may require replacement on higher-mileage examples. Brake systems, including rotors and calipers, can also show signs of wear.
Regarding recalls, specific recalls for the 1990 model year would need to be checked against official NHTSA databases. However, general areas that may have seen recalls on similar GM trucks of the era include braking systems, steering components, or fuel system issues.
Long-term reliability hinges significantly on maintenance history. Vehicles that have been regularly serviced with fluid changes and proactive component replacements tend to hold up better. However, the fundamental mechanical design of the S15 is generally considered durable, with many owners reporting good service life when properly maintained. Specific model year variations might have minor differences, but the overarching issues tend to be consistent across the later years of its production run.
How long will the 1990 GMC S15 Pickup last?
Based on owner data and typical maintenance, a well-maintained 1990 GMC S15 Pickup can reasonably achieve between 150,000 to 250,000 miles, and some even exceed this. These trucks are known for their mechanical simplicity and robust engine options, particularly the V6. Long-term durability is strongly influenced by how consistently the vehicle has been serviced. Neglecting regular oil changes, coolant flushes, and addressing minor issues promptly can accelerate wear and lead to more significant problems. Weaknesses that emerge over time often relate to rust, suspension wear, and aging electrical components, which are common for vehicles of this vintage. However, the core powertrain and chassis can remain dependable for many years with diligent care.
What Technology & Safety Features are Included?
The 1990 GMC S15 Pickup represents a simpler era of automotive technology, with its focus on fundamental functionality rather than advanced electronics.
Built-in Tech and Entertainment: Standard entertainment systems typically consisted of an AM/FM radio, often with an optional cassette player. Higher trim levels or optional packages might have included more speakers for improved audio quality. Features like air conditioning were often optional, especially on base models, but became more common on mid-range and higher trims. Power windows and power door locks were also optional upgrades, not standard across all S15s. Cruise control was another common optional feature for highway driving comfort.
Driver-Assistance Features: Driver-assistance features as we know them today were virtually non-existent in 1990. The S15 offered basic power steering for easier maneuverability, and anti-lock braking systems (ABS) were becoming available, typically on the rear wheels only, to aid in preventing wheel lock-up during heavy braking. Electronic fuel injection was standard, providing more precise fuel delivery than older carbureted systems.
Safety Features: Standard safety equipment included seat belts, side-impact door beams, and a collapsible steering column designed to absorb impact energy. Dual airbags were not yet a standard feature in this class of vehicle. The ABS system, if equipped, was the primary advanced safety technology.
Crash-Test Ratings: Specific crash-test ratings for the 1990 GMC S15 Pickup from agencies like the NHTSA or IIHS are not readily available or may not have been conducted with the same rigor as modern vehicles. However, vehicles from this era generally performed less favorably in crash tests compared to contemporary trucks, reflecting evolving safety standards and technologies. The compact size and frame construction would have influenced its performance in frontal and side impact scenarios. Owners should be aware that safety was more basic by today's standards.
Built-in Tech and Entertainment: Standard entertainment systems typically consisted of an AM/FM radio, often with an optional cassette player. Higher trim levels or optional packages might have included more speakers for improved audio quality. Features like air conditioning were often optional, especially on base models, but became more common on mid-range and higher trims. Power windows and power door locks were also optional upgrades, not standard across all S15s. Cruise control was another common optional feature for highway driving comfort.
Driver-Assistance Features: Driver-assistance features as we know them today were virtually non-existent in 1990. The S15 offered basic power steering for easier maneuverability, and anti-lock braking systems (ABS) were becoming available, typically on the rear wheels only, to aid in preventing wheel lock-up during heavy braking. Electronic fuel injection was standard, providing more precise fuel delivery than older carbureted systems.
Safety Features: Standard safety equipment included seat belts, side-impact door beams, and a collapsible steering column designed to absorb impact energy. Dual airbags were not yet a standard feature in this class of vehicle. The ABS system, if equipped, was the primary advanced safety technology.
Crash-Test Ratings: Specific crash-test ratings for the 1990 GMC S15 Pickup from agencies like the NHTSA or IIHS are not readily available or may not have been conducted with the same rigor as modern vehicles. However, vehicles from this era generally performed less favorably in crash tests compared to contemporary trucks, reflecting evolving safety standards and technologies. The compact size and frame construction would have influenced its performance in frontal and side impact scenarios. Owners should be aware that safety was more basic by today's standards.
What Colors Options are Available?
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1990 GMC S15 Pickup Prices and Market Value
When new in 1990, the GMC S15 Pickup typically ranged from approximately $10,000 for a base model to upwards of $17,000 for a well-equipped variant, depending on trim and options. As a vehicle from the early 90s, it has experienced significant depreciation. Current used market prices vary widely, often from $2,000 to $8,000 or more, heavily influenced by condition, mileage, maintenance history, and the presence of desirable features like a V6 engine or 4WD. Trucks in exceptional, low-mileage condition can command higher prices. Factors affecting resale value include rust, the mechanical condition of the engine and transmission, and the overall cosmetic appearance. Well-maintained examples with minimal rust are the most sought-after.
1990 GMC S15 Pickup Cost of Ownership
The 1990 GMC S15 Pickup is generally considered economical to own. Insurance costs are typically low due to its age and the readily available parts market. Fuel economy, especially with the 4-cylinder engine, is decent for its class and era. Maintenance is straightforward and affordable; routine items like oil changes and fluid checks are inexpensive. Repairs are also manageable, as parts are widely available and mechanics are familiar with these trucks. While rust repair can be a significant expense if needed, overall, the S15 offers a low-cost ownership experience, making it an economical choice for budget-conscious buyers.
1990 GMC S15 Pickup Fuel Efficiency
Fuel Type
Gasoline
Fuel Capacity
20.00 gallons
City Mileage
23 miles/gallon
Highway Mileage
27 miles/gallon
1990 GMC S15 Pickup Warranty
Basic
Original warranty
0 months / No data
Estimated remaining
Expired
Powertrain
Original warranty
0 months / No data
Estimated remaining
Expired
Rust
Original warranty
0 months / No data
Estimated remaining
Expired
1990 GMC S15 Pickup Insurance
Insurance for a 1990 GMC S15 Pickup is moderately priced, reflecting its status as a Pickup Truck with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 1990 GMC S15 Pickup Compare to Other Pickup Truck?
The 1990 GMC S15 Pickup competed in a crowded compact truck segment dominated by rivals like the Toyota Tacoma (though the Tacoma nameplate wasn't yet in widespread use for this specific generation, its predecessors like the Hilux were direct competitors), Ford Ranger, and Nissan Hardbody (D21).
Performance: The S15's performance was generally comparable to its peers. The 4-cylinder engines offered adequate power for daily driving and light loads, while the V6 provided a noticeable boost for hauling and acceleration, similar to the Ranger's offerings. Toyota's engines often held a reputation for exceptional longevity and smoothness, potentially edging out the S15 in raw refinement.
Features: In 1990, features were relatively basic across the board. The S15 offered standard amenities like AM/FM radio and manual windows. Optional features like power accessories, A/C, and cassette players were common upgrades. Competitors like the Nissan Hardbody sometimes offered more rugged styling and a slightly more utilitarian feel, while the Ranger often had a wider range of body styles and powertrain options. Toyota models were known for their straightforward, functional interiors.
Reliability: The S15, being a GM product of the era, offered good mechanical reliability, especially with the V6. However, it often lagged slightly behind the legendary reliability reputation of Toyota trucks, which were known for their extreme durability and resistance to wear. Ford Rangers also offered solid reliability, though some specific powertrain combinations had their quirks. Rust was a more significant concern for the S15 compared to some Japanese rivals.
Price: The S15 was competitively priced, often falling in the middle of the pack, offering good value for its capabilities.
Alternatives:
For exceptional long-term durability and often a slightly more refined ride, the Toyota Pickup (pre-Tacoma) is a strong alternative, though finding well-maintained examples can be challenging.
The Ford Ranger is a very similar alternative, offering a comparable range of powertrains and features, and is also widely available.
The Nissan Hardbody presents a more robust, often slightly more powerful option, with a distinctive styling that appeals to many.
For those prioritizing ultimate simplicity and value, the S15 remains a solid contender, but a well-maintained Toyota or Ranger might offer a slightly more polished or durable ownership experience.
Performance: The S15's performance was generally comparable to its peers. The 4-cylinder engines offered adequate power for daily driving and light loads, while the V6 provided a noticeable boost for hauling and acceleration, similar to the Ranger's offerings. Toyota's engines often held a reputation for exceptional longevity and smoothness, potentially edging out the S15 in raw refinement.
Features: In 1990, features were relatively basic across the board. The S15 offered standard amenities like AM/FM radio and manual windows. Optional features like power accessories, A/C, and cassette players were common upgrades. Competitors like the Nissan Hardbody sometimes offered more rugged styling and a slightly more utilitarian feel, while the Ranger often had a wider range of body styles and powertrain options. Toyota models were known for their straightforward, functional interiors.
Reliability: The S15, being a GM product of the era, offered good mechanical reliability, especially with the V6. However, it often lagged slightly behind the legendary reliability reputation of Toyota trucks, which were known for their extreme durability and resistance to wear. Ford Rangers also offered solid reliability, though some specific powertrain combinations had their quirks. Rust was a more significant concern for the S15 compared to some Japanese rivals.
Price: The S15 was competitively priced, often falling in the middle of the pack, offering good value for its capabilities.
Alternatives:
For exceptional long-term durability and often a slightly more refined ride, the Toyota Pickup (pre-Tacoma) is a strong alternative, though finding well-maintained examples can be challenging.
The Ford Ranger is a very similar alternative, offering a comparable range of powertrains and features, and is also widely available.
The Nissan Hardbody presents a more robust, often slightly more powerful option, with a distinctive styling that appeals to many.
For those prioritizing ultimate simplicity and value, the S15 remains a solid contender, but a well-maintained Toyota or Ranger might offer a slightly more polished or durable ownership experience.
Final Verdict: Is the 1990 GMC S15 Pickup a Good Pickup Truck?
The 1990 GMC S15 Pickup is ideal for budget-conscious buyers seeking a dependable, no-frills compact truck for light hauling, daily commuting, or as a project vehicle. It's worth buying if found in good mechanical condition with minimal rust, as its ownership costs are low. It is best purchased used, as new models are no longer available. The V6 engine offers better performance, making it a more desirable trim. Buyers should prioritize vehicles with a documented maintenance history. It's a practical choice for those who value simplicity and affordability over modern features and luxury. Avoid examples with significant rust or neglected mechanical components, as these can become costly.
Drew B
Drew is a seasoned automotive expert and contributor to VinCheck.info. With nearly 15 years of experience as a former Porsche technician, he brings a wealth of hands-on knowledge to his writing. Born in North Carolina, a region renowned for its deep-rooted NASCAR culture, Drew developed a passion for cars early in life, often building and working on vehicles from a young age. At VINCheck, Drew leverages his extensive technical background to provide in-depth analyses of various vehicles. His articles often focus on engine performance, reliability, and maintenance insights, offering readers practical information grounded in real-world experience. Some of his notable contributions include reviews on the Mazda CX-5's longevity and detailed examinations of engine options for models like the 2011 Toyota Camry and Tacoma