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1993 GMC Sonoma Gas Tank Size & Fuel Capacity

Pickup 20 trims listed ← 1992 1994 →

Fuel tank capacity

20.0gal · 76 L

The 1993 GMC Sonoma has a fuel tank capacity of 20.0 gallons (76 liters) on every trim.

A full tank is good for roughly 400–500 highway miles or 300–400 miles around town, going by the EPA ratings.

20.0 gal · Bigger than 60% of 1993 models we list.

Highway range
400–500 mi
City range
300–400 mi
Fuel
Regular unleaded
EPA combined
16–22 MPG
EPA size class
Standard Pickup Trucks

1993 GMC Sonoma fuel tank capacity by trim

What changes the tank sizeTap an option to filter the table

Drive
no difference
Cab
no difference
Bed
no difference
Engine
no difference

All 20 trims

MPG and range are city / highway.

TrimEngineDrive Tank MPG city / hwy Range city / hwy
2dr Extended Cab 4WD SB 4.3L 6cyl 5M · 4WD MPG 15 / 20Range 300 / 400 mi 4.3L 6cyl 5M 4WD 20.0 gal76 L 15 / 20 300 / 400 mi
2dr Extended Cab SB 2.5L 4cyl 5M · RWD MPG 20 / 25Range 400 / 500 mi 2.5L 4cyl 5M RWD 20.0 gal76 L 20 / 25 400 / 500 mi
2dr Regular Cab 4WD LB 4.3L 6cyl 5M · 4WD MPG 15 / 20Range 300 / 400 mi 4.3L 6cyl 5M 4WD 20.0 gal76 L 15 / 20 300 / 400 mi
2dr Regular Cab 4WD SB 4.3L 6cyl 5M · 4WD MPG 15 / 20Range 300 / 400 mi 4.3L 6cyl 5M 4WD 20.0 gal76 L 15 / 20 300 / 400 mi
2dr Regular Cab LB 2.5L 4cyl 5M · RWD MPG 20 / 25Range 400 / 500 mi 2.5L 4cyl 5M RWD 20.0 gal76 L 20 / 25 400 / 500 mi
2dr Regular Cab SB 2.5L 4cyl 5M · RWD MPG 20 / 25Range 400 / 500 mi 2.5L 4cyl 5M RWD 20.0 gal76 L 20 / 25 400 / 500 mi
SLE 2dr Extended Cab 4WD SB 4.3L 6cyl 5M · 4WD MPG 15 / 20Range 300 / 400 mi 4.3L 6cyl 5M 4WD 20.0 gal76 L 15 / 20 300 / 400 mi
SLE 2dr Extended Cab SB 2.5L 4cyl 5M · RWD MPG 20 / 25Range 400 / 500 mi 2.5L 4cyl 5M RWD 20.0 gal76 L 20 / 25 400 / 500 mi
SLE 2dr Regular Cab 4WD LB 4.3L 6cyl 5M · 4WD MPG 15 / 20Range 300 / 400 mi 4.3L 6cyl 5M 4WD 20.0 gal76 L 15 / 20 300 / 400 mi
SLE 2dr Regular Cab 4WD SB 4.3L 6cyl 5M · 4WD MPG 15 / 20Range 300 / 400 mi 4.3L 6cyl 5M 4WD 20.0 gal76 L 15 / 20 300 / 400 mi
SLE 2dr Regular Cab LB 2.5L 4cyl 5M · RWD MPG 20 / 25Range 400 / 500 mi 2.5L 4cyl 5M RWD 20.0 gal76 L 20 / 25 400 / 500 mi
SLE 2dr Regular Cab SB 2.5L 4cyl 5M · RWD MPG 20 / 25Range 400 / 500 mi 2.5L 4cyl 5M RWD 20.0 gal76 L 20 / 25 400 / 500 mi
SLS 2dr Extended Cab 4WD SB 4.3L 6cyl 5M · 4WD MPG 15 / 20Range 300 / 400 mi 4.3L 6cyl 5M 4WD 20.0 gal76 L 15 / 20 300 / 400 mi
SLS 2dr Extended Cab SB 2.5L 4cyl 5M · RWD MPG 20 / 25Range 400 / 500 mi 2.5L 4cyl 5M RWD 20.0 gal76 L 20 / 25 400 / 500 mi
SLS 2dr Regular Cab 4WD LB 4.3L 6cyl 5M · 4WD MPG 15 / 20Range 300 / 400 mi 4.3L 6cyl 5M 4WD 20.0 gal76 L 15 / 20 300 / 400 mi
SLS 2dr Regular Cab 4WD SB 4.3L 6cyl 5M · 4WD MPG 15 / 20Range 300 / 400 mi 4.3L 6cyl 5M 4WD 20.0 gal76 L 15 / 20 300 / 400 mi
SLS 2dr Regular Cab LB 2.5L 4cyl 5M · RWD MPG 20 / 25Range 400 / 500 mi 2.5L 4cyl 5M RWD 20.0 gal76 L 20 / 25 400 / 500 mi
SLS 2dr Regular Cab SB 2.5L 4cyl 5M · RWD MPG 20 / 25Range 400 / 500 mi 2.5L 4cyl 5M RWD 20.0 gal76 L 20 / 25 400 / 500 mi
Special 2dr Regular Cab 4WD SB 4.3L 6cyl 5M · 4WD MPG 15 / 20Range 300 / 400 mi 4.3L 6cyl 5M 4WD 20.0 gal76 L 15 / 20 300 / 400 mi
Special 2dr Regular Cab SB 2.5L 4cyl 5M · RWD MPG 20 / 25Range 400 / 500 mi 2.5L 4cyl 5M RWD 20.0 gal76 L 20 / 25 400 / 500 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 1993 GMC Sonoma 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 20.0-gallon tank covers about 440 miles.

GaugeGallonsHighway milesCity miles
Full20.0500400
3/415.0375300
1/210.0250200
1/45.0125100
1/82.56350

Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 682 gallons, roughly 34 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
16–22 MPG
Tailpipe CO2
404–555 g/mi
Source
EPA ratings

What it costs to fill up a 1993 GMC Sonoma

$85.40 to fill the 20.0-gallon tank from empty with regular, at this week's US average of $4.27 a gallon.

TankFuelUS avg / galFrom emptyFrom 1/4 tank
20.0 galRegular$4.27$85.40$64.05

By region, 20.0-gallon tank

RegionRegular / galFill from empty
East Coast$4.02$80.40
Midwest$4.27$85.40
Gulf CoastLowest$3.70$74.00
Rocky Mountain$4.46$89.20
West Coast$5.42$108.40
CaliforniaHighest$5.89$117.80

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

  • 20.0-gallon tank$85.40
  • A year of driving (15,000 mi)$2,911

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

Sonoma tank size in other years

The 1993 Sonoma uses the same 20.0 gal tank as every Sonoma since 1991.

Model yearTankLongest highway range
1998 Sonoma 19.0 gal 494 mi
1997 Sonoma 19.0 gal 513 mi
1996 Sonoma 19.0 gal 513 mi
1995 Sonoma 20.0 gal 520 mi
1994 Sonoma 20.0 gal 520 mi
1993 Sonoma 20.0 gal 500 mi
1992 Sonoma 20.0 gal 500 mi
1991 Sonoma 20.0 gal 500 mi
GMC Sonoma fuel tank by model yearSmallest tank Larger tank options
19911992199319941995199619971998199920002001200220032004
← 1992 GMC Sonoma Every Sonoma year 1994 GMC Sonoma →

1993 GMC Sonoma fuel system recalls

None of the 2 recalls NHTSA lists for the 1993 GMC Sonoma involve the fuel system.

All GMC fuel recalls Look up your tank by VIN

1993 GMC Sonoma fuel pump and gauge parts

NHTSA lists no fuel-system recall for the 1993 GMC Sonoma, so a failed pump or gauge is a normal repair. These are the part numbers the makers list for it.

Fuel pump DELPHI FE0114 Listed for the 1993 GMC Sonoma. For hard starts, stalling or a whining tank. Pumps can differ by engine and tank size, so check your trim on Amazon. Check price on Amazon Fuel level sending unit Dorman 692-007 Listed for the 1993 GMC Sonoma. For a fuel gauge that reads wrong, jumps around or sits on empty. Check price on Amazon Fuel tank strap Spectra Premium ST08 Listed for the 1993 GMC Sonoma. Rusted straps let the tank sag or drop. Replace them in pairs. Check price on Amazon Fuel filler neck Dorman 577-874 Listed for the 1993 GMC Sonoma. A rusted filler neck leaks fumes and can set an EVAP check-engine code. Check price on Amazon

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Frequently asked questions

What is the fuel tank capacity of the 1993 GMC Sonoma?

The 1993 GMC Sonoma holds 20.0 gallons (76 liters) on every trim we list.

How many gallons and liters does the 1993 GMC Sonoma gas tank hold?

The 1993 GMC Sonoma tank holds 76 liters, or 20.0 gallons in US gallons.

Does 4WD change the 1993 GMC Sonoma gas tank?

No. 4WD and RWD versions of the 1993 GMC Sonoma use the same 20.0 gal tank.

How far can a 1993 GMC Sonoma go on a full tank?

About 400–500 miles on the highway and 300–400 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 1993 GMC Sonoma go on a quarter tank?

About 125 highway miles or 100 in town from the 20.0-gallon tank, which has roughly 5.0 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.

What gas does the 1993 GMC Sonoma take?

Regular unleaded. The label inside the fuel door confirms it for your car.

How much does it cost to fill up a 1993 GMC Sonoma?

At the US average of $4.27 a gallon for regular (EIA, week of October 26, 2026), filling the 20.0-gallon tank from empty costs $85.40. It ranges from $74.00 in the Gulf Coast to $117.80 in California.

How much does a full tank of gas weigh in a 1993 GMC Sonoma?

About 124 pounds for the 20.0-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.

Has the 1993 GMC Sonoma had a fuel pump or fuel system recall?

No. None of the 2 recalls NHTSA lists for the 1993 GMC Sonoma involve the fuel system.

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 (GMC 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 1993 GMC models

Jimmy20.0 gallons Rally Wagon22.0–33.0 gallons Safari27.0 gallons Safari Cargo27.0 gallons Sierra 150025.0–34.0 gallons Sierra 250025.0–34.0 gallons Sierra 350034.0 gallons Suburban42.0 gallons Typhoon20.0 gallons Vandura22.0–33.0 gallons Yukon30.0 gallons