The 2008 Pontiac G8 was a rear-wheel-drive sedan that marked Pontiac's return to performance-oriented vehicles. Its body style is a four-door sedan. Model years were 2008 and 2009. Key trims included the base G8, GT, and later, the GXP. The original pricing ranged from around $29,000 to $40,000+. It stood out for its Australian-engineered Holden Commodore underpinnings, offering a potent mix of performance, practicality, and affordability, making it popular with enthusiasts.
The Good
The 2008 Pontiac G8 boasts strong performance, especially in GT and GXP trims, offering exhilarating acceleration and handling. It provides a comfortable ride with a spacious interior appealing to practical needs. Its aggressive design and V8 rumble attract emotional buyers. While not the most efficient, it offers good value for its performance level, and reliability is generally solid with proper maintenance.
The Bad
Potential weaknesses of the 2008 Pontiac G8 include AFM (Active Fuel Management) lifter failures in V8 models, which can lead to costly repairs. Some owners have reported issues with the transmission and differential. Also, be mindful of potential wear and tear on suspension components due to the car's performance-oriented nature. Rust can be an issue in colder climates.
2008 Pontiac G8: Quick Overview
- Engine Options:
- 3.6L V6 (base G8): 256 hp
- 6.0L V8 (G8 GT): 361 hp (2008), 361 hp (2009)
- 6.2L V8 (G8 GXP): 402 hp
- Horsepower:
- V6: 256 hp
- 6.0L V8: 361 hp
- 6.2L V8: 402 hp
- Fuel Economy (estimated):
- V6: 17 mpg city / 25 mpg highway
- 6.0L V8: 15 mpg city / 24 mpg highway
- 6.2L V8: 13 mpg city / 19 mpg highway
- 0-60 Times (estimated):
- V6: 7.2 seconds
- 6.0L V8: 5.4 seconds
- 6.2L V8: 4.7 seconds
- Towing Capacity: Not officially rated for towing.
- Trim-Level Features:
- Base G8: Cloth seats, power windows and locks, cruise control, single-zone climate control, AM/FM/CD stereo.
- G8 GT: Leather seats, dual-zone climate control, premium audio system, sport-tuned suspension, and the 6.0L V8 engine.
- G8 GXP: Upgraded leather seats, performance-tuned suspension, Brembo brakes, unique styling elements, and the 6.2L V8 engine.
2008 Pontiac G8 Specifications
Vehicle Information
| Year | 2008 |
| Make | Pontiac |
| Model | G8 |
| Trim | - |
| Style | - |
| Type | Sedan |
| Category | Compact Car |
Manufacturing Details
| Made In | Canada |
| Manufacturing City | SAN LUIS POTOSI |
Dimensions
| Doors | 4-Door |
| Curb Weight | 3885 pounds |
| Gross Vehicle Weight Rating | - |
| Overall Height | 57.7 inches |
| Overall Length | 196.1 inches |
| Overall Width | 74.8 inches |
| Wheelbase Length | 114.8 inches |
| Standard Seating | 5 |
Engine & Performance
| Engine | Gasoline V-6 3.6L/217 |
| Engine Size | 3.6L |
| Engine Cylinders | 6 |
| Transmission | - |
| Transmission Type | Automatic |
| Transmission Speeds | - |
| Drivetrain | - |
Additional Features
| Anti-Brake System | 4-Wheel ABS |
| Steering Type | - |
Pricing
| Manufacturer Suggested Retail Price (MSRP) | - |
| Invoice Price | - |
| Delivery Charges | - |
Vehicle History Report
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What Problems Does the 2008 Pontiac G8 Have?
Frequently reported problems for the 2008 Pontiac G8 often revolve around the Active Fuel Management (AFM) system in the V8 engines. This system can cause lifter failure, leading to engine knocking and requiring significant repairs. Transmission issues, particularly with the automatic transmission, have also been reported, including hard shifts and slipping. Differential issues, manifesting as noises or leaks, are another potential concern, especially in higher-mileage vehicles.
Recalls for the 2008 Pontiac G8 included issues with the fuel system and the brake system. Check the NHTSA website for specific recall details related to your VIN. Long-term reliability concerns center on the AFM system, suspension wear, and potential rust, especially in areas with harsh winters. Model year differences are minimal, but the 2009 models, being later in the production run, may have benefited from minor improvements or revisions. Regular maintenance, including frequent oil changes and addressing any unusual noises or vibrations promptly, is crucial for mitigating these potential issues.
Recalls for the 2008 Pontiac G8 included issues with the fuel system and the brake system. Check the NHTSA website for specific recall details related to your VIN. Long-term reliability concerns center on the AFM system, suspension wear, and potential rust, especially in areas with harsh winters. Model year differences are minimal, but the 2009 models, being later in the production run, may have benefited from minor improvements or revisions. Regular maintenance, including frequent oil changes and addressing any unusual noises or vibrations promptly, is crucial for mitigating these potential issues.
How long will the 2008 Pontiac G8 last?
With proper maintenance, a 2008 Pontiac G8 can easily exceed 200,000 miles. Many owners report reaching this milestone and beyond. Years of service can vary significantly based on usage and care, but 15+ years is achievable. Long-term durability relies heavily on addressing the AFM lifter issue proactively. Weaknesses over time include potential rust, suspension wear (bushings, ball joints), and the aforementioned transmission and differential concerns. Regular servicing and preventative maintenance are key to maximizing the vehicle's lifespan.
What Technology & Safety Features are Included?
The 2008 Pontiac G8 offered a reasonable suite of tech and safety features for its time. Standard features included a basic AM/FM radio with CD player and auxiliary input. Higher trims offered a premium audio system with a subwoofer. Built-in tech was relatively simple compared to modern cars. Driver-assistance features were limited, primarily consisting of antilock brakes (ABS) and traction control. Safety features included front and side airbags, as well as curtain airbags for both rows. Optional features included leather seats, a sunroof, and upgraded audio systems.
Crash test ratings from the NHTSA (National Highway Traffic Safety Administration) were generally positive. The G8 received good scores in frontal and side crash tests, contributing to its reputation as a safe vehicle. However, it's important to verify specific crash test data for the 2008 model year on the NHTSA website. Overall, the G8 prioritized a driver-focused experience over cutting-edge technology, focusing instead on performance and safety basics.
Crash test ratings from the NHTSA (National Highway Traffic Safety Administration) were generally positive. The G8 received good scores in frontal and side crash tests, contributing to its reputation as a safe vehicle. However, it's important to verify specific crash test data for the 2008 model year on the NHTSA website. Overall, the G8 prioritized a driver-focused experience over cutting-edge technology, focusing instead on performance and safety basics.
What Colors Options are Available?
Exterior Colors
Ignition Orange
Liquid Red
Phantom Black Metallic
Stealth Blue Metallic
Sport Red Metallic
White Hot
Interior Colors
Onyx Cloth
Onyx Leather
Red/Onyx Leather
Sandstone Cloth
Sandstone Leather
2008 Pontiac G8 Prices and Market Value
When new, the 2008 Pontiac G8 ranged from approximately $29,000 for the base model to around $40,000+ for the GXP. Current used market prices vary widely based on condition, mileage, and trim. Expect to find base models for around $8,000-$12,000, GT models for $12,000-$20,000, and GXP models commanding a premium, often exceeding $25,000, potentially reaching $40,000+ for low-mileage, well-maintained examples. Depreciation has been significant, but GXPs have held their value better due to their rarity and performance. Factors affecting resale value include condition, mileage, trim level (GXP being most desirable), and documented maintenance history.
2008 Pontiac G8 Cost of Ownership
The 2008 Pontiac G8 can be relatively costly to own. Insurance premiums can be higher, especially for GT and GXP models, due to their performance capabilities. Fuel economy is not its strong suit, particularly with the V8 engines. Maintenance costs are moderate, but repairs, especially related to the AFM system or transmission, can be expensive. Long-term ownership costs can be significant if preventative maintenance is neglected. It's not an economical vehicle, but the driving experience can justify the expense for enthusiasts.
2008 Pontiac G8 Fuel Efficiency
Fuel Type
Gasoline
Fuel Capacity
19.2 gallons
City Mileage
17 miles/gallon
Highway Mileage
25 miles/gallon
2008 Pontiac G8 Safety Rating
NHTSA
2008 Pontiac G8 Recalls & Defects
AIR Bags:frontal:sensor/Control Module-Inactive
Recall date
2011-11-04
Recall no.
11v534000
Source
NHTSA
Summary
General Motors (Gm) IS Recalling Certain Model Year 2008-2009 Pontiac G8 Vehicles Manufactured From November 2, 2007 Through January 22, 2009. A 5TH Percentile Female Anthropomorphic Test Device (Atd) IN A 30 MPH Frontal Barrier Test Exceeded THE Head Injury Criteria (hic) Requirements OF THE Standard. With THE Front Passenger Seat Positioned Full Forward, THE Seat Position Sensor Will Cause A 30 Milliseconds Deployment Delay Between THE First and Second Stages OF THE Dual-Stage Frontal Passenger AIR Bag.
Consequence
IN THE Event OF A Crash, This Delay MAY Result IN Increased Head Injury TO Certain Front Seat Occupants.
Remedy
GM Dealers Will Reprogram THE Sensing and Diagnostic Module Free OF Charge. THE Safety Recall Began ON November 30, 2011. Owners MAY Contact Pontiac AT 1-800-620-7668.
Notes
Owners MAY Also Contact THE National Highway Traffic Safety Administration's Vehicle Safety Hotline AT 1-888-327-4236 (Tty 1-800-424-9153), or GO TO <A Href=http://Www.safercar.gov>http://www.safercar.gov</a> .
Service Brakes, Air:antilock:control Unit/Module
Recall date
2009-05-21
Recall no.
09v172000
Source
NHTSA
Summary
GM IS Recalling 35,038 MY 2008-2009 Pontiac G8 Vehicles FOR Failing TO Comply With THE Requirements OF Federal Motor Vehicle Safety Standard NO. 108, "lamps, Reflective Devices, and Associated Equipment" and Federal Motor Vehicles Safety Standard NO. 138, "tire Pressure Monitoring Systems". THE Brake Pedal Position Switch MAY Have Been Incorrectly Programmed. With This Condition, THE Brake Lamps MAY BE Continually Illuminated and Fail TO Warn A Following Driver When THE Vehicle IS Braking. Also Certain Vehicles MAY Have Incorrect Values Programmed Into THE Tire Pressure Monitoring System That Will NOT Illuminate THE Low Tire Pressure Telltale Until Tire Pressure Falls Below Values Required BY THE Standard.
Consequence
Inappropriate, Non-Standard Lights Could Increase THE Risk OF A Crash or Driving ON A Significantly Under-Inflated Tire Causes THE Tire TO Overheat and CAN Lead TO Tire Failure.
Remedy
Dealers Will Reprogram THE Brake Position Sensor and THE Remote Control Door Lock Receiver With THE Correct Values Free OF Charge. THE Recall IS Expected TO Begin ON or Before June 5, 2009. Owners MAY Contact GM Pontiac AT 1-800-620-7668.
Notes
GM Recall NO. 09101 & 09046.owners MAY Also Contact THE National Highway Traffic Safety Administration's Vehicle Safety Hotline AT 1-888-327-4236 (Tty 1-800-424-9153), or GO TO <A Href=http://Www.safercar.gov>http://www.safercar.gov</a> .
Tires:pressure Monitoring and Regulating Systems
Recall date
2009-05-21
Recall no.
09v172000
Source
NHTSA
Summary
GM IS Recalling 35,038 MY 2008-2009 Pontiac G8 Vehicles FOR Failing TO Comply With THE Requirements OF Federal Motor Vehicle Safety Standard NO. 108, "lamps, Reflective Devices, and Associated Equipment" and Federal Motor Vehicles Safety Standard NO. 138, "tire Pressure Monitoring Systems". THE Brake Pedal Position Switch MAY Have Been Incorrectly Programmed. With This Condition, THE Brake Lamps MAY BE Continually Illuminated and Fail TO Warn A Following Driver When THE Vehicle IS Braking. Also Certain Vehicles MAY Have Incorrect Values Programmed Into THE Tire Pressure Monitoring System That Will NOT Illuminate THE Low Tire Pressure Telltale Until Tire Pressure Falls Below Values Required BY THE Standard.
Consequence
Inappropriate, Non-Standard Lights Could Increase THE Risk OF A Crash or Driving ON A Significantly Under-Inflated Tire Causes THE Tire TO Overheat and CAN Lead TO Tire Failure.
Remedy
Dealers Will Reprogram THE Brake Position Sensor and THE Remote Control Door Lock Receiver With THE Correct Values Free OF Charge. THE Recall IS Expected TO Begin ON or Before June 5, 2009. Owners MAY Contact GM Pontiac AT 1-800-620-7668.
Notes
GM Recall NO. 09101 & 09046.owners MAY Also Contact THE National Highway Traffic Safety Administration's Vehicle Safety Hotline AT 1-888-327-4236 (Tty 1-800-424-9153), or GO TO <A Href=http://Www.safercar.gov>http://www.safercar.gov</a> .
Electrical System:ignition
Recall date
2014-09-09
Recall no.
14v540000
Source
NHTSA
Summary
General Motors LLC (Gm) IS Recalling Certain Model Year 2011-2013 Chevrolet Caprice Vehicles Manufactured October 15, 2010, TO December 6, 2013, and 2008-2009 Pontiac G8 Vehicles Manufactured July 25, 2007, TO February 18, 2009. IN THE Affected Vehicles, THE Driver MAY Accidentally HIT THE Ignition KEY With Their Knee, Unintentionally Knocking THE KEY OUT OF THE RUN Position, Turning OFF THE Engine.
Consequence
IF THE KEY IS NOT IN THE RUN Position, THE AIR Bags MAY NOT Deploy IF THE Vehicle IS Involved IN A Crash, Increasing THE Risk OF Injury. Additionally, A KEY Knocked OUT OF THE RUN Position Could Cause Loss OF Engine Power, Power Steering, and Power Braking, Increasing THE Risk OF A Vehicle Crash.
Remedy
GM Will Notify Owners, and Dealers Will Remove THE KEY Blade From THE Original Flip Key/Rke Transmitter Assemblies, and CUT and FIT A Revised KEY Blade and Housing Assembly, IN Which THE Blade HAS Been Indexed BY 90 Degrees, TO THE Original RKE Transmitter Assembly. GM Issued AN Interim Notification TO Owners ON December 31, 2014. THE Recall Began ON February 4, 2015. Owners MAY Contact Chevrolet Customer Service AT 1-800-222-1020 and Pontiac Customer Service AT 1-800-762-2737. Gm's Number FOR This Recall IS 14445. Note: Until THE Recall HAS Been Performed, IT IS Very Important That Drivers Adjust Their Seat and Steering Column TO Allow Clearance Between Their Knee and THE Ignition Key.
Notes
Owners MAY Also Contact THE National Highway Traffic Safety Administration Vehicle Safety Hotline AT 1-888-327-4236 (Tty 1-800-424-9153), or GO TO Www.safercar.gov.
Seat Belts
Recall date
2015-06-23
Recall no.
15v399000
Source
NHTSA
Summary
General Motors LLC (Gm) IS Recalling Certain Model Year 2011-2013 Chevrolet Caprice Vehicles Manufactured October 15, 2010, TO October 22, 2013, and 2008-2009 Pontiac G8 Vehicles Manufactured July 25, 2007, TO February 18, 2009. IN THE Affected Vehicles, THE Flexible Steel Cables That Connect THE Seat Belts TO THE Vehicle AT THE Outside OF THE Driver Seat and THE Front Passenger Seat MAY BE Bent From Being SAT ON While Entering THE Vehicle. This Repeated Bending MAY Result IN THE Cable Breaking.
Consequence
IF THE Cable Breaks, THE Seat Occupant MAY NOT BE Properly Restrained IN THE Event OF A Crash, Increasing Their Risk OF Injury.
Remedy
GM Will Notify Owners, and Dealers Will Replace THE Seat Belt Tensioner Assembly Which Includes THE Steel Cable, Free OF Charge. These Replacement Parts Reposition THE Tensioner Cable OUT OF THE Path OF Entry Into THE Vehicle and Uses A More Flexible Cable, SET AT A More Upright Angle. THE Recall Began ON July 5, 2016. Owners MAY Contact Chevrolet Customer Service AT 1-800-222-1020 or Pontiac Customer Service AT 1-800-762-2737. Gm's Number FOR This Recall IS 15206.
Notes
Owners MAY Also Contact THE National Highway Traffic Safety Administration Vehicle Safety Hotline AT 1-888-327-4236 (Tty 1-800-424-9153), or GO TO Www.safercar.gov.
2008 Pontiac G8 Insurance
Insurance for a 2008 Pontiac G8 is moderately priced, reflecting its status as a Sedan with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 2008 Pontiac G8 Compare to Other Sedan?
Key rivals to the 2008 Pontiac G8 included the Chrysler 300, Dodge Charger, and potentially the Ford Mustang (depending on the buyer's preference for a sedan vs. a coupe). In terms of performance, the G8 GT and GXP models offered comparable or superior acceleration to the Charger R/T and Mustang GT. The Chrysler 300 offered a more luxurious experience, but the G8 focused more on driving dynamics. Feature-wise, the G8 provided a decent set of amenities, although some rivals offered more advanced technology. Reliability is comparable to the Charger and 300, with similar potential issues. Price-wise, the G8 offered a strong value proposition, especially considering its performance.
Alternatives to consider include the later-model Chevy SS (which is essentially an updated G8) or the aforementioned Dodge Charger R/T or SRT8. If reliability is a primary concern, a well-maintained Lexus GS might be a better choice, although it won't offer the same level of raw power. For a similar blend of performance and value, the Charger R/T is a worthy competitor, while the G8 GXP stands alone in its blend of affordability and power.
Alternatives to consider include the later-model Chevy SS (which is essentially an updated G8) or the aforementioned Dodge Charger R/T or SRT8. If reliability is a primary concern, a well-maintained Lexus GS might be a better choice, although it won't offer the same level of raw power. For a similar blend of performance and value, the Charger R/T is a worthy competitor, while the G8 GXP stands alone in its blend of affordability and power.
Ranks #1845 Sedan
| 1 | 2023 Toyota Camry | (5.0★) |
| 2 | 2023 Honda Accord | (0.0★) |
| 3 | 2023 Lexus ES | (0.0★) |
| 4 | 2024 Subaru Legacy | (5.0★) |
| 5 | 2022 Mazda MX-30 | (4.0★) |
| 6 | 2024 BMW M3 | (0.0★) |
| 7 | 2023 Ford Mustang | (5.0★) |
| 8 | 2023 Mercedes-Benz AMG GT | (0.0★) |
| 9 | 2023 Audi A3 | (0.0★) |
| 10 | 2023 Chevrolet Camaro | (5.0★) |
| 11 | 2023 Hyundai Elantra Hybrid | (0.0★) |
| 12 | 2023 Nissan Altima | (4.0★) |
| 1845 | 2008 Pontiac G8 | (0.0★) |
Final Verdict: Is the 2008 Pontiac G8 a Good Sedan?
The 2008 Pontiac G8 is ideal for enthusiasts seeking a rear-wheel-drive sedan with strong performance and a comfortable interior at an affordable price point. It's worth buying *used*, provided it has been well-maintained and has a clean title. The G8 GT offers a good balance of performance and value, while the GXP is highly desirable but commands a premium. Be wary of neglected examples with potential AFM or transmission issues. A pre-purchase inspection by a qualified mechanic is highly recommended. If you value raw power, classic styling, and aren't overly concerned with the latest tech, the G8 remains a compelling choice.
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.