Research your Pontiac G8
Check our Buying Guide for a review, specs, and pictures of the 2009 Pontiac G8.
2009 Pontiac G8 Sedan
MSRP: from $28,250
 
Layout:
front-engine / RWD
 
Weight [lbs]:
Curb weight: 3,885
3,995 (GT)
4,050 (GXP)
Max. towing capacity: 2,000
1,000 (GXP)
 
Fuel Capacity [gal.]: 19.2
 
Steering:
Rack & Pinion; power-assist
Turning Circle [ft.]: 37.4
 
Suspension:
Front: MacPherson struts; coil springs, anti-roll bar
Rear: Four-link; coil springs, anti-roll bar
 
Brakes:
Front: 11.7 x 1.2 in. power-assisted vented discs
GT: 12.6 x 1.2 in. power-assisted vented discs
GXP: 14.0 x 1.3 in. power-assisted vented discs
Rear: 12.6 x 0.9 in. power-assisted vented discs
GT; GXP: 12.8 x 0.9 in. power-assisted vented discs
Engines & Transmissions
Type: V6; aluminum block and heads
Valvetrain: DOHC 4-valves/cyl.; CVVT
Displacement: 3,564
Bore & Stroke [mm]: 94.0 x 85.6
Compression Ratio: 10.2:1
Power [hp]: 256 at 6,300
Torque [lb-ft]: 248 at 2,100
Redline: 6,900
Mileage City [mpg]: 17
Mileage Hwy [mpg]: 25
Available with: Base
 
Optional Engines:
Type: V8; aluminum block and heads
Valvetrain: OHV 2-valves/cyl.
Displacement: 5,967
Bore & Stroke [mm]: 101.3 x 92.0
Compression Ratio: 10.4:1
Power [hp]: 361 at 5,300
Torque [lb-ft]: 385 at 4,400
Redline: 6,000
Mileage City [mpg]: 15
Mileage Hwy [mpg]: 24
Available with: GT
 
Type: V8; aluminum block and heads
Valvetrain: OHV 2-valves/cyl.
Displacement: 6,162
Bore & Stroke [mm]: 103.25 x 92.0
Compression Ratio: 10.7:1
Power [hp]: 402 at 6,000
Torque [lb-ft]: 402 at 4,400
Redline: 6,600
Mileage City [mpg]: 13
Mileage Hwy [mpg]: 20
Available with: GXP
 
 
Transmissions:
Type: 5-speed automatic
Ratios: 3.42, 2.21, 1.60, 1.00, 0.75
Final Drive: 2.92
Available with: V6
 
Type: 6-speed automatic
Ratios: 4.03, 2.36, 1.53, 1.15, 0.85
Final Drive: 2.92; 3.27 (GXP)
Available with: GT; GXP
 
Type: 6-speed manual
Ratios: 3.01, 2.07, 1.43, 1.00, 0.84, 0.57
Final Drive: 3.70
Available with: GXP
Exterior Dimensions
Length [in.]: 196.1
Width [in.]: 74.8
Height [in.]: 57.7
Wheelbase [in.]: 114.8
Front Track [in.]: 62.7
Rear Track [in.]: 63.3
Interior Dimensions
Pass. Vol. [cu-ft]: 124.5
Seating Capacity: 5
 
Headroom
Front Headroom [in.]: 38.7
Rear Headroom [in.]: 38.0
 
Legroom
Front Legroom [in.]: 42.2
Rear Legroom [in.]: 39.4
 
Shoulderroom
Fr. Shoulderroom [in.]: 59.1
R. Shoulderroom [in.]: 59.1
 
Hiproom
Front Hiproom [in.]: 56.7
Rear Hiproom [in.]: 58.0
 
Cargo Cap. [cu-ft]: 17.5
Standard Features
  • 2 12v power outlets
  • 2 power remote, manually folding door mirrors
  • 245/45 R18 all-season tires
  • 3.6-liter 6-cylinder engine
  • 4 doors
  • 5-speed automatic transmission with manual shift
  • 7 speakers
  • 8-way manual front sports seats with lumbar support and power height and cushion tilt adjustments
  • AM/FM stereo, seek-scan
  • Air-conditioning
  • Alloy wheels
  • Aluminum-look interior accents
  • Audio anti-theft protection
  • Auto-locking doors
  • Automatic equalizer
  • Automatic speed-sensitive volume adjustment
  • Battery run-down protection
  • Bluetooth® hands-free phone system
  • Body-color bumpers, door handles, and mirrors
  • Cargo area carpeting and light
  • Cargo net
  • Carpeted floor mats in front and rear
  • Chrome exhaust tips
  • Clock
  • Cloth seat-upholstery
  • Compass
  • Cruise control
  • Cupholders in front and rear
  • Day-time running lights
  • Driver foot-rest
  • Emergency communication system (OnStar)
  • Floor carpeting
  • Fog lights in front
  • Front seat center console with storage
  • Full cloth headliner
  • Halogen headlights
  • Illuminated entry with fade
  • Integrated roof antenna
  • Internet preparation
  • Keyfob remote keyless entry for doors and trunk
  • Lighted and lockable glove box
  • Low emission vehicle
  • Overhead console with storage
  • Plastic gear shift knob
  • Power door locks
  • Power windows; with one-touch open in front
  • Rear fixed bench seats
  • Rear seat center armrest with trunk access
  • Rear window defogger
  • Rear-wheel-drive (RWD)
  • Remote trunk release
  • Remote vehicle starter system
  • Single in-dash mounted CD player
  • Spoiler in rear
  • Steering-wheel mounted audio controls
  • Storage: front and rear doors and front seat-backs
  • Sun visor vanity mirror with illumination on driver and passenger side
  • Tachometer
  • Temporary spare tire
  • Theft-deterrent system
  • Tilting and telescoping steering-wheel
  • Tinted windows
  • Tire Pressure Monitor System (TPMS)
  • Traction control (TCS)
  • Trip computer
  • USB / iPod input jacks
  • Variable instrument-panel lighting
  • Variable intermittent speed-sensitive wipers
  • Vehicle information system with multi-function LCD screen
  • Vehicle security system
  • XM Satellite Radio
Standard Warranties
Bumper to bumper [months / miles] 36 / 36,000
Corrosion perforation [months / miles] 72 / 100,000
Powertrain [months / miles] 60 / 100,000
Performance
0 - 60 mph [sec.]: 5.1 (GT)
4.7 (GXP)
0 - 100 mph [sec.]: 12.4 (GT)
Quarter Mile [sec.]: 13.6 (GT)
13.0 (GXP)
 
Top Speed [mph]: 140 (GT)
Braking 60 - 0 [ft.]: 120 (GT)