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2010 Lexus GS 350 Gas Tank Size & Fuel Capacity

Sedan 2 trims listed 2 fuel-system recalls ← 2009 2011 →

Fuel tank capacity

18.8gal · 71 L

The 2010 Lexus GS 350 has a fuel tank capacity of 18.8 gallons (71 liters) on every trim.

A full tank is good for roughly 470–489 highway miles or 338–357 miles around town, going by the EPA ratings.

18.8 gal · Smaller than 53% of 2010 models we list.

Highway range
470–489 mi
City range
338–357 mi
Fuel
Premium unleaded (required)
EPA combined
20–22 MPG
EPA size class
Midsize Cars

2010 Lexus GS 350 fuel tank capacity by trim

What changes the tank sizeTap an option to filter the table

Drive
no difference

All 2 trims

MPG and range are city / highway.

TrimEngineDrive Tank MPG city / hwy Range city / hwy
4dr Sedan 3.5L 6cyl 6A · RWD MPG 19 / 26Range 357 / 489 mi 3.5L 6cyl 6A RWD 18.8 gal71 L 19 / 26 357 / 489 mi
4dr Sedan AWD 3.5L 6cyl 6A · AWD MPG 18 / 25Range 338 / 470 mi 3.5L 6cyl 6A AWD 18.8 gal71 L 18 / 25 338 / 470 mi

Tank figures are the manufacturer's rated capacity, sorted smallest tank first. Range is tank size times EPA city or highway MPG.

How far a 2010 Lexus GS 350 goes on a tank

Gallons left and the distance they cover at each mark on the fuel gauge, at EPA city and highway mileage. At the combined rating of 22 MPG, a full 18.8-gallon tank covers about 414 miles.

GaugeGallonsHighway milesCity miles
Full18.8489357
3/414.1367268
1/29.4244179
1/44.712289
1/82.46145

Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 682 gallons, roughly 36 full tanks.

Fuel gauges aren't perfectly linear and the low-fuel light comes on with a few gallons still in the tank, so plan your stop before the last eighth.

EPA combined
20–22 MPG
Tailpipe CO2
404–444 g/mi
Source
EPA ratings

What it costs to fill up a 2010 Lexus GS 350

$99.26 to fill the 18.8-gallon tank from empty with premium, at this week's US average of $5.28 a gallon.

TankFuelUS avg / galFrom emptyFrom 1/4 tank
18.8 galPremium$5.28$99.26$74.45

By region, 18.8-gallon tank

RegionPremium / galFill from empty
East Coast$4.93$92.68
Midwest$5.37$100.96
Gulf CoastLowest$4.57$85.92
Rocky Mountain$5.12$96.26
West Coast$6.08$114.30
CaliforniaHighest$6.36$119.57

Prices: U.S. Energy Information Administration retail averages for the week of October 26, 2026. This week's prices by state and city.

Your own price

  • 18.8-gallon tank$99.26
  • A year of driving (15,000 mi)$3,600

Starts at the US average for premium; type in what your station charges. For other tank sizes, use the fill-up calculator.

GS 350 tank size in other years

The 2010 GS 350 uses the same 18.8 gal tank as every GS 350 since 2007.

Model yearTankLongest highway range
2016 GS 350 17.4 gal 505 mi
2015 GS 350 17.4 gal 505 mi
2014 GS 350 17.4 gal 505 mi
2013 GS 350 17.4 gal 487 mi
2011 GS 350 18.8 gal 489 mi
2010 GS 350 18.8 gal 489 mi
2009 GS 350 18.8 gal 489 mi
2008 GS 350 18.8 gal 508 mi
2007 GS 350 18.8 gal 489 mi
Lexus GS 350 fuel tank by model year
2007200820092010201120132014201520162017201820192020
← 2009 Lexus GS 350 Every GS 350 year 2011 Lexus GS 350 →

2010 Lexus GS 350 vs similar 2010 sedans

At 18.8 gallons, the GS 350's largest tank ranks second of the seven 2010 sedans compared here. The Mercedes-Benz E-Class carries the most (21.1 gal) and the Lincoln MKZ the least (17.5 gal).

2010 modelTankLongest highway range
Mercedes-Benz E-Class 17.4–21.1 gal 549 mi
Lexus GS 350 18.8 gal 489 mi
BMW M5 18.5 gal 315 mi
Volvo S80 18.5 gal 500 mi
Acura TL 18.5 gal 481 mi
Cadillac CTS 18.0 gal 486 mi
Lincoln MKZ 16.5–17.5 gal 473 mi

Other 2010 sedans of a similar size, one model per brand.

2010 Lexus GS 350 fuel system recalls

NHTSA lists 2 fuel-system recalls for the 2010 Lexus GS 350, out of 3 recalls in total. A recall applies only to the vehicles named in it, so check your VIN.

DeliveryJun 26, 2018 · NHTSA 18V432000 · Toyota Motor Engineering & Manufacturing · 114,998 vehicles

Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2007-2011 Lexus GS350 and GS450h, 2006-2013 Lexus IS350 and 2010-2014 Lexus IS350C vehicles, equipped with 3.5L V6 2GR-FSE gasoline engines. The diaphragms in the fuel pulsation dampers may harden over time and develop cracks, possibly causing a fuel leak.

Risk and remedy

Risk: A fuel leak in the presence of an ignition source can increase the risk of a fire.

Remedy: Toyota will notify owners, and dealers will replace the fuel delivery pipe with a new pipe that has improved pulsation dampers, free of charge. The recall began August 23, 2018. Owners may contact Lexus customer service at 1-800-255-3987. Toyota's number for this recall is JLF.

Delivery · Hoses, lines/piping, and fittingsOct 15, 2014 · NHTSA 14V647000 · Toyota Motor Engineering & Manufacturing · 422,509 vehicles

Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain model year 2007-2010 Lexus LS vehicles manufactured May 9, 2006, to July 20, 2010, 2006-2011 Lexus GS vehicles manufactured January 6, 2005, to September 10, 2010, and 2006-2011 Lexus IS vehicles manufactured August 30, 2005, to September 10, 2010. Due to anti-corrosion plating remnants, fuel may leak from where the fuel pressure sensor is attached to the fuel delivery pipe.

Risk and remedy

Risk: A fuel leak in the presence of an ignition source increases the risk of a fire.

Remedy: Toyota will notify owners, and dealers will clean and reseal the fuel pressure sensor mounting area, free of charge. The recall began March 3, 2015. Owners may contact Toyota customer service at 1-800-331-4331.

All Lexus fuel recalls Look up your tank by VIN

Frequently asked questions

What is the fuel tank capacity of the 2010 Lexus GS 350?

The 2010 Lexus GS 350 holds 18.8 gallons (71 liters) on every trim we list.

How many gallons and liters does the 2010 Lexus GS 350 gas tank hold?

The 2010 Lexus GS 350 tank holds 71 liters, or 18.8 gallons in US gallons.

Does AWD change the 2010 Lexus GS 350 gas tank?

No. RWD and AWD versions of the 2010 Lexus GS 350 use the same 18.8 gal tank.

How far can a 2010 Lexus GS 350 go on a full tank?

About 470–489 miles on the highway and 338–357 miles in town, going from full to empty at its EPA ratings. Expect less in practice, since nobody runs the tank dry.

How many miles can a 2010 Lexus GS 350 go on a quarter tank?

About 122 highway miles or 89 in town from the 18.8-gallon tank, which has roughly 4.7 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.

What gas does the 2010 Lexus GS 350 take?

Premium unleaded (required). The label inside the fuel door confirms it for your car.

How much does it cost to fill up a 2010 Lexus GS 350?

At the US average of $5.28 a gallon for premium (EIA, week of October 26, 2026), filling the 18.8-gallon tank from empty costs $99.26. It ranges from $85.92 in the Gulf Coast to $119.57 in California.

How much does a full tank of gas weigh in a 2010 Lexus GS 350?

About 117 pounds for the 18.8-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.

Does the 2010 Lexus GS 350 have a bigger gas tank than the Mercedes-Benz E-Class?

No. The 2010 Mercedes-Benz E-Class holds up to 21.1 gallons; the 2010 Lexus GS 350 holds up to 18.8.

Has the 2010 Lexus GS 350 had a fuel pump or fuel system recall?

Yes. NHTSA lists 2 fuel-system recalls for the 2010 Lexus GS 350: 18V432000 (delivery); 14V647000 (delivery · hoses, lines/piping, and fittings). Check your VIN at nhtsa.gov/recalls to see if your car is affected.

Sources

  • Tank sizes: manufacturer-rated capacities from US-market specifications, checked against independent references. Updated October 2026.
  • MPG and range: EPA ratings (fueleconomy.gov). Range is tank size times EPA MPG.
  • Fuel prices: U.S. Energy Information Administration, week of October 26, 2026 (this week's prices).
  • Recalls: NHTSA recall database (Lexus fuel system recalls).

Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.

Other 2010 Lexus models

ES 35018.5 gallons GS 450h17.2 gallons GS 46018.8 gallons GX 46023.0 gallons HS 250h14.5 gallons IS 25017.1 gallons IS 250 C17.2 gallons IS 35017.1 gallons IS 350 C17.2 gallons IS F16.9 gallons LS 46022.2 gallons LS 600h L22.2 gallons