The 1999 Pontiac Grand Prix is a mid-size car, part of the seventh generation (1997-2003) of this long-running nameplate. Available as a four-door sedan and a two-door coupe, it was known for its "Wide Track" stance and bold, aggressive styling. Key trims included the base SE, the sportier GT, and the performance-oriented GTP with its supercharged engine. Pricing new ranged roughly from $19,000 to $25,000. The GTP model, in particular, stood out for offering accessible V8-like performance from a V6, making it popular among enthusiasts.
The Good
The 1999 Grand Prix offered strong performance, especially the supercharged GTP model, appealing to emotional buyers seeking excitement. Its distinctive, sporty design also made it stand out. Practical advantages included a spacious interior, generally good value for money on the used market, and reasonable fuel efficiency from the naturally aspirated V6 engines, providing a balanced ownership experience.
The Bad
Known weaknesses for the 1999 Grand Prix include transmission issues, particularly with the 4T65-E automatic, and common intake manifold gasket failures on the 3.8L V6 engine. Electrical gremlins, ABS module failures, and premature brake wear are also frequently reported concerns. Rust on rocker panels and subframes can be an issue in colder climates.
1999 Pontiac Grand Prix: Quick Overview
The 1999 Pontiac Grand Prix offered a range of specifications depending on the trim level:
- Engine Options:
- 3.1L V6 (L82): Standard on the SE trim.
- 3.8L V6 (L36): Standard on the GT trim.
- 3.8L Supercharged V6 (L67): Standard on the GTP trim.
- Horsepower:
- 3.1L V6: Approximately 170 hp.
- 3.8L V6: Approximately 200 hp.
- 3.8L Supercharged V6: Approximately 240 hp.
- Fuel Economy (estimated EPA, city/highway):
- 3.1L V6: Around 19/29 MPG.
- 3.8L V6: Around 19/28 MPG.
- 3.8L Supercharged V6: Around 18/27 MPG.
- 0-60 mph Times (estimated):
- 3.1L V6: Around 9.0-9.5 seconds.
- 3.8L V6: Around 7.5-8.0 seconds.
- 3.8L Supercharged V6 (GTP): Around 6.5-7.0 seconds, making it quite quick for its class.
- Towing Capacity:
- Generally not recommended for heavy towing, but equipped models could handle around 1,000 to 2,000 lbs with proper equipment, depending on the engine.
- Trim-Level Features:
- SE (Base): Included power windows, mirrors, door locks, air conditioning, AM/FM stereo, cloth seating, and 15-inch steel wheels.
- GT: Added the more powerful 3.8L V6, sportier suspension tuning, 16-inch alloy wheels, fog lights, a rear spoiler, a leather-wrapped steering wheel, and often more interior comfort features like an upgraded sound system.
- GTP (Performance): Included all GT features plus the supercharged 3.8L V6, a performance-tuned suspension, larger 16-inch or optional 17-inch alloy wheels, performance tires, and often a Head-Up Display (HUD), traction control, and an even more aggressive exterior appearance.
The GTP offered the most robust package, emphasizing speed and handling, while the SE provided an economical daily driver and the GT balanced performance with everyday comfort.
1999 Pontiac Grand Prix Specifications
Vehicle Information
| Year | 1999 |
| Make | Pontiac |
| Model | Grand Prix |
| Trim | - |
| Style | - |
| Type | Sedan |
| Category | Mid-Size Car |
Manufacturing Details
| Made In | Canada |
| Manufacturing City | FLINT |
Dimensions
| Doors | 4-Door |
| Curb Weight | 3396 pounds |
| Gross Vehicle Weight Rating | - |
| Overall Height | - |
| Overall Length | - |
| Overall Width | - |
| Wheelbase Length | - |
| Standard Seating | - |
Engine & Performance
| Engine | 3.1 6 |
| Engine Size | 3.1L |
| Engine Cylinders | 6 |
| Transmission | - |
| Transmission Type | Automatic |
| Transmission Speeds | - |
| Drivetrain | Front-Wheel Drive |
Additional Features
| Anti-Brake System | - |
| Steering Type | - |
Pricing
| Manufacturer Suggested Retail Price (MSRP) | - |
| Invoice Price | - |
| Delivery Charges | - |
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What Problems Does the 1999 Pontiac Grand Prix Have?
The 1999 Pontiac Grand Prix, while offering appealing performance, is known for several recurring problems and long-term reliability concerns. One of the most frequently reported issues across the 7th generation (1997-2003), including the 1999 model, is with the 4T65-E automatic transmission. Owners often report hard shifting, slipping, or complete failure, especially after 100,000 miles. Rebuilding or replacing the transmission can be a significant expense.
Another pervasive problem, particularly with the 3.8L V6 (both L36 and L67 supercharged), is intake manifold gasket failure. The original plastic gaskets are prone to cracking and leaking coolant or oil, which can lead to overheating, engine damage if not addressed promptly, and costly repairs. This issue was so common that revised aluminum gaskets became a popular aftermarket fix.
Electrical system issues are also a frequent complaint. These can manifest as intermittent dashboard lights, faulty gauges, power window failures, and problems with the remote keyless entry. The ABS module is another common point of failure, leading to the ABS warning light illuminating.
Regarding recalls, the 1999 Grand Prix had several. For instance, there were recalls for potential fuel leaks from a fuel line fitting near the engine, which could pose a fire hazard. Another recall addressed a steering intermediate shaft issue that could cause a loss of steering. There were also recalls concerning faulty anti-lock brake systems (ABS) and unintended illumination of the brake lights.
Other long-term concerns include premature wear of front suspension components (struts, tie rods), brake pulsation/rotor warping, and rust development on the subframe, rocker panels, and wheel wells, particularly in regions that use road salt. Interior plastics can become brittle and squeaky over time, and the Head-Up Display (HUD) can occasionally fail. Addressing these issues often requires proactive maintenance and attention from owners.
Another pervasive problem, particularly with the 3.8L V6 (both L36 and L67 supercharged), is intake manifold gasket failure. The original plastic gaskets are prone to cracking and leaking coolant or oil, which can lead to overheating, engine damage if not addressed promptly, and costly repairs. This issue was so common that revised aluminum gaskets became a popular aftermarket fix.
Electrical system issues are also a frequent complaint. These can manifest as intermittent dashboard lights, faulty gauges, power window failures, and problems with the remote keyless entry. The ABS module is another common point of failure, leading to the ABS warning light illuminating.
Regarding recalls, the 1999 Grand Prix had several. For instance, there were recalls for potential fuel leaks from a fuel line fitting near the engine, which could pose a fire hazard. Another recall addressed a steering intermediate shaft issue that could cause a loss of steering. There were also recalls concerning faulty anti-lock brake systems (ABS) and unintended illumination of the brake lights.
Other long-term concerns include premature wear of front suspension components (struts, tie rods), brake pulsation/rotor warping, and rust development on the subframe, rocker panels, and wheel wells, particularly in regions that use road salt. Interior plastics can become brittle and squeaky over time, and the Head-Up Display (HUD) can occasionally fail. Addressing these issues often requires proactive maintenance and attention from owners.
How long will the 1999 Pontiac Grand Prix last?
Based on owner data and maintenance habits, a 1999 Pontiac Grand Prix can typically achieve 150,000 to 200,000 miles, with well-maintained examples sometimes exceeding 250,000 miles. Its lifespan largely depends on how diligently owners address its known weaknesses. The 3.8L V6 engine, if the intake manifold gaskets are replaced with improved versions, is fundamentally durable. However, the 4T65-E transmission is often the weak link, requiring significant repair or replacement around the 100k-150k mile mark.
Over time, electrical issues tend to accumulate, and suspension components will inevitably need refreshing. Rust can also significantly impact long-term durability, especially in northern climates. While the core engine can last, neglecting the common transmission and gasket issues severely shortens its practical service life. Regular fluid changes and prompt attention to warning lights are crucial for maximizing years of service.
Over time, electrical issues tend to accumulate, and suspension components will inevitably need refreshing. Rust can also significantly impact long-term durability, especially in northern climates. While the core engine can last, neglecting the common transmission and gasket issues severely shortens its practical service life. Regular fluid changes and prompt attention to warning lights are crucial for maximizing years of service.
What Technology & Safety Features are Included?
The 1999 Pontiac Grand Prix, while not cutting-edge by modern standards, offered a decent array of built-in technology and convenience features for its era. Standard entertainment generally included an AM/FM stereo with a cassette player, with CD players available as an upgrade or standard on higher trims like the GT and GTP. Premium sound systems, often branded as Monsoon, were optional, featuring an amplifier and multiple speakers to enhance audio quality.
Driver-assistance features were relatively basic. The Grand Prix came standard with power steering and power brakes. Traction control was an important optional feature, especially on the more powerful GT and GTP models, helping to manage wheel spin during acceleration or on slippery surfaces. The Head-Up Display (HUD), a signature Pontiac feature, was an innovative option, particularly on the GTP. It projected key information like speed onto the windshield, allowing the driver to keep their eyes on the road.
Safety features included standard dual front airbags, anti-lock brakes (ABS), and child safety seat anchors (LATCH system was still evolving but basic tethers were present). Side airbags were not typically available in this model year. The car's "Wide Track" design also contributed to a stable ride and handling, which is a passive safety benefit.
Regarding crash-test ratings:
Overall, the 1999 Grand Prix provided a comfortable and reasonably safe driving experience for its class, with notable tech options like the HUD and traction control setting it apart.
Driver-assistance features were relatively basic. The Grand Prix came standard with power steering and power brakes. Traction control was an important optional feature, especially on the more powerful GT and GTP models, helping to manage wheel spin during acceleration or on slippery surfaces. The Head-Up Display (HUD), a signature Pontiac feature, was an innovative option, particularly on the GTP. It projected key information like speed onto the windshield, allowing the driver to keep their eyes on the road.
Safety features included standard dual front airbags, anti-lock brakes (ABS), and child safety seat anchors (LATCH system was still evolving but basic tethers were present). Side airbags were not typically available in this model year. The car's "Wide Track" design also contributed to a stable ride and handling, which is a passive safety benefit.
Regarding crash-test ratings:
- NHTSA (National Highway Traffic Safety Administration):
- Frontal Driver: 4 out of 5 stars
- Frontal Passenger: 4 out of 5 stars
- Side Impact Front: 3 out of 5 stars (for models tested without side airbags, which was typical)
- Side Impact Rear: 3 out of 5 stars
- IIHS (Insurance Institute for Highway Safety): The 1999 Grand Prix (part of the 1997-2003 generation) received a "Good" rating in the moderate overlap front crash test, which was commendable for its time. It received a "Poor" rating for side impact tests, as side airbags were not offered, highlighting a common limitation of vehicles from this era.
Overall, the 1999 Grand Prix provided a comfortable and reasonably safe driving experience for its class, with notable tech options like the HUD and traction control setting it apart.
What Colors Options are Available?
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In the meantime, feel free to explore the other sections for more content.
1999 Pontiac Grand Prix Prices and Market Value
When new, the 1999 Pontiac Grand Prix had a Manufacturer's Suggested Retail Price (MSRP) ranging from approximately $19,000 for a base SE model to around $25,000 for a fully equipped GTP. These prices placed it competitively in the mid-size sedan market.
Today, as a used vehicle, its current market prices are quite low due to significant depreciation over two decades. A 1999 Grand Prix typically fetches between $1,000 and $4,000, depending heavily on its condition, mileage, and trim level (GTP models often command a slight premium). Factors severely affecting its resale value include its age, common mechanical issues like transmission and intake manifold gasket problems, and the general decline in demand for older, less fuel-efficient sedans. While it offered good value new, its depreciation has been steep, making it an extremely budget-friendly used purchase today, though potential repair costs should be factored in.
Today, as a used vehicle, its current market prices are quite low due to significant depreciation over two decades. A 1999 Grand Prix typically fetches between $1,000 and $4,000, depending heavily on its condition, mileage, and trim level (GTP models often command a slight premium). Factors severely affecting its resale value include its age, common mechanical issues like transmission and intake manifold gasket problems, and the general decline in demand for older, less fuel-efficient sedans. While it offered good value new, its depreciation has been steep, making it an extremely budget-friendly used purchase today, though potential repair costs should be factored in.
1999 Pontiac Grand Prix Cost of Ownership
The 1999 Pontiac Grand Prix generally offers economical insurance costs due to its age and relatively low value. Fuel costs are moderate; the 3.8L V6 provides decent efficiency for its power, though the supercharged GTP requires premium fuel, increasing expenses. Maintenance can be reasonably inexpensive if common DIY fixes are performed. However, repair costs can be significant due to its known weaknesses, such as transmission failures and intake manifold gasket replacements. Parts are widely available and often affordable, but labor costs for major repairs can quickly outweigh the vehicle's value. Overall, it can be economical if well-maintained and free of major issues, but potentially costly if significant repairs arise.
1999 Pontiac Grand Prix Fuel Efficiency
Fuel Type
Gasoline
Fuel Capacity
18 gallons
City Mileage
17 miles/gallon
Highway Mileage
26 miles/gallon
1999 Pontiac Grand Prix Safety Rating
NHTSA
IIHS
1999 Pontiac Grand Prix Insurance
Insurance for a 1999 Pontiac Grand Prix is moderately priced, reflecting its status as a Sedan with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 1999 Pontiac Grand Prix Compare to Other Sedan?
The 1999 Pontiac Grand Prix competed against a strong field of mid-size sedans, including the Ford Taurus, Chevrolet Lumina/Impala, Dodge Intrepid, Toyota Camry, and Honda Accord.
Performance: The Grand Prix, especially the GTP, stood out significantly in performance. Its supercharged 3.8L V6 offered exhilarating acceleration, easily outclassing the V6 variants of the Taurus, Lumina, Intrepid, Camry, and Accord. While rivals offered competent V6s, none matched the GTP's raw power in this segment. The GT also offered a good balance of power and efficiency.
Features: The Grand Prix offered competitive features for its time, including power accessories, air conditioning, and a decent sound system. Its unique Head-Up Display (HUD) was a distinctive optional feature that most rivals did not offer. However, interior material quality and fit-and-finish were generally perceived as inferior to Japanese competitors like the Camry and Accord.
Reliability: This is where the Grand Prix often lagged behind its Japanese rivals. While the 3.8L engine itself could be robust, common issues like the failing intake manifold gaskets and, more critically, the prone-to-failure 4T65-E automatic transmission, often made it less reliable than a Camry or Accord. The American rivals like the Taurus and Lumina also had their share of issues, but the Grand Prix's specific engine and transmission problems were pervasive.
Price: New, the Grand Prix was competitively priced, offering strong performance for the money. On the used market today, it's one of the more affordable options, largely due to its age and reliability reputation.
Alternatives:
Performance: The Grand Prix, especially the GTP, stood out significantly in performance. Its supercharged 3.8L V6 offered exhilarating acceleration, easily outclassing the V6 variants of the Taurus, Lumina, Intrepid, Camry, and Accord. While rivals offered competent V6s, none matched the GTP's raw power in this segment. The GT also offered a good balance of power and efficiency.
Features: The Grand Prix offered competitive features for its time, including power accessories, air conditioning, and a decent sound system. Its unique Head-Up Display (HUD) was a distinctive optional feature that most rivals did not offer. However, interior material quality and fit-and-finish were generally perceived as inferior to Japanese competitors like the Camry and Accord.
Reliability: This is where the Grand Prix often lagged behind its Japanese rivals. While the 3.8L engine itself could be robust, common issues like the failing intake manifold gaskets and, more critically, the prone-to-failure 4T65-E automatic transmission, often made it less reliable than a Camry or Accord. The American rivals like the Taurus and Lumina also had their share of issues, but the Grand Prix's specific engine and transmission problems were pervasive.
Price: New, the Grand Prix was competitively priced, offering strong performance for the money. On the used market today, it's one of the more affordable options, largely due to its age and reliability reputation.
Alternatives:
- Better Alternatives (Reliability/Overall Refinement): For superior long-term reliability and lower maintenance headaches, the 1999 Toyota Camry V6 or 1999 Honda Accord V6 are generally much better choices. They offer strong engines, excellent build quality, and typically fewer major mechanical issues, though they won't match the GTP's outright acceleration.
- Similar Alternatives (Performance-Oriented Domestic): For a similar domestic "muscle sedan" feel, though perhaps without the supercharger, you might consider a 1999 Chevrolet Impala LS (which replaced the Lumina and used the 3.8L V6) or even a later model (early 2000s) Pontiac Bonneville SSEi, which also featured the supercharged 3.8L. The Ford Taurus SHO (if you can find one) was a direct performance rival, though with a different V8 engine approach.
Final Verdict: Is the 1999 Pontiac Grand Prix a Good Sedan?
The 1999 Pontiac Grand Prix is ideal for someone seeking an affordable, distinctive-looking mid-size car with a sporty edge, particularly the performance-oriented GTP. It's a great choice for a first car or a budget-conscious buyer who values a powerful V6 engine and a comfortable, spacious interior over cutting-edge technology or ultimate refinement.
Is it worth buying today? Yes, but with significant caveats. It is definitively a used-car purchase, as new models are long gone. It's worth buying if you are mechanically inclined, have a trusted mechanic, or have set aside a "repair fund" for its known issues, especially the transmission and intake manifold gaskets. The GTP trim offers the most "bang for your buck" performance-wise. Avoid models with obvious transmission slips or severe oil/coolant leaks. Under the right conditions—namely, a pre-purchase inspection confirming a solid engine and transmission, or willingness to address repairs—it can be a fun and practical daily driver for minimal upfront cost.
Is it worth buying today? Yes, but with significant caveats. It is definitively a used-car purchase, as new models are long gone. It's worth buying if you are mechanically inclined, have a trusted mechanic, or have set aside a "repair fund" for its known issues, especially the transmission and intake manifold gaskets. The GTP trim offers the most "bang for your buck" performance-wise. Avoid models with obvious transmission slips or severe oil/coolant leaks. Under the right conditions—namely, a pre-purchase inspection confirming a solid engine and transmission, or willingness to address repairs—it can be a fun and practical daily driver for minimal upfront cost.
Eugene S
Eugene is an automotive enthusiast with over 15 years of experience in the used car market. As a writer at VINCheck.info, he brings deep industry insight and a passion for cars, helping readers make smart, informed decisions. Eugene has written hundreds of used car reviews and is known for breaking down complex automotive topics into clear, actionable advice. Over the years, he has driven and worked on a wide range of vehicles—starting with tuning street cars in his early days and eventually focusing on performance upgrades and reliability improvements. Today, he specializes in evaluating used vehicles through the lens of real-world ownership and enthusiast needs. A longtime fan of Porsche, Eugene especially appreciates vehicles that blend durability with driving enjoyment.