Pontiac G8 Gas Tank Size (2008 - 2009): Fuel Tank Capacity Data

The Pontiac G8 gas tank sizes range from 19.0 gallons to 19.2 gallons as specified in our data below, organized by trim, option package, and model year.

The gas tank size of the Pontiac G8, when combined with its fuel mileage, gives the G8 the following ranges depending on the model year and options:

City range from 247 miles to 326 miles
Highway range from 380 miles to 480 miles

Check out the Gas Tank Size specifications for other makes and models.

2009 Pontiac G8 Gas Tank Size

The 2009 Pontiac G8 gas tank size is 19.0 gallons.

On a full tank of fuel, the 2009 Pontiac G8 has the following ranges depending on the trim level:

City range from 247 miles to 323 miles
Highway range from 380 miles to 475 miles

2009 Pontiac G8 Gas Tank Size (Imp.)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (miles)
Sedan	3.6L \| V6 \| VARIABLE-VALVE TIMING DOHC SFI ALUMINUM \| 5 Spd Auto With Driver Shift Control And Sport Mode \| RWD	19.0 gal.	323 city \| 475 hwy \| 399 combined
GT Sedan	6.0L \| V8 \| SFI ALUMINUM WITH ACTIVE FUEL MANAGEMENT \| 6 Spd Auto With Driver Shift Control And Sport Mode \| RWD	19.0 gal.	285 city \| 456 hwy \| 370 combined
GXP Sedan	6.2L \| V8 \| SFI ALUMINUM (415 HP [309.4 KW] @ 5900 RPM 415LBFT OF TORQUE [560.2 N-M] @ 4600 RPM) \| 6 Spd Auto With Driver Shift Control And Sport Mode \| RWD	19.0 gal.	247 city \| 380 hwy \| 313 combined

2009 Pontiac G8 Gas Tank Size (Metric)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (km)
Sedan	3.6L \| V6 \| VARIABLE-VALVE TIMING DOHC SFI ALUMINUM \| 5 Spd Auto With Driver Shift Control And Sport Mode \| RWD	71.9 liters	520 city \| 764 hwy \| 642 combined
GT Sedan	6.0L \| V8 \| SFI ALUMINUM WITH ACTIVE FUEL MANAGEMENT \| 6 Spd Auto With Driver Shift Control And Sport Mode \| RWD	71.9 liters	459 city \| 734 hwy \| 595 combined
GXP Sedan	6.2L \| V8 \| SFI ALUMINUM (415 HP [309.4 KW] @ 5900 RPM 415LBFT OF TORQUE [560.2 N-M] @ 4600 RPM) \| 6 Spd Auto With Driver Shift Control And Sport Mode \| RWD	71.9 liters	398 city \| 612 hwy \| 504 combined

2008 Pontiac G8 Gas Tank Size

The 2008 Pontiac G8 gas tank size is 19.2 gallons.

On a full tank of fuel, the 2008 Pontiac G8 has the following ranges depending on the trim level:

City range from 288 miles to 326 miles
Highway range from 460 miles to 480 miles

2008 Pontiac G8 Gas Tank Size (Imp.)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (miles)
Sedan	3.6L \| V6 \| VARIABLE VALVE TIMING DOHC SFI ALUMINUM \| 5 Spd Auto With Driver Shift Control And Sport Mode \| RWD	19.2 gal.	326 city \| 480 hwy \| 403 combined
GT Sedan	6.0L \| V8 \| SFI ALUMINUM WITH ACTIVE FUEL MANAGEMENT \| 6 Spd Auto With Driver Shift Control And Sport Mode \| RWD	19.2 gal.	288 city \| 460 hwy \| 374 combined

2008 Pontiac G8 Gas Tank Size (Metric)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (km)
Sedan	3.6L \| V6 \| VARIABLE VALVE TIMING DOHC SFI ALUMINUM \| 5 Spd Auto With Driver Shift Control And Sport Mode \| RWD	72.7 liters	525 city \| 772 hwy \| 649 combined
GT Sedan	6.0L \| V8 \| SFI ALUMINUM WITH ACTIVE FUEL MANAGEMENT \| 6 Spd Auto With Driver Shift Control And Sport Mode \| RWD	72.7 liters	463 city \| 740 hwy \| 602 combined