In 2013, the Jeep Wrangler's Unlimited trims featured 22.5-gallon gas tanks, while all other trims were equipped with 18.6-gallon tanks.
Just as important as knowing approximately how many miles per gallon you can get from your car, it is always good to know about your car’s fuel tank capacity. That said, how many of us can actually say we know how much gas our car can hold?
Luckily, there are several other ways for you to find it out on your own, and Jerry
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How big is the gas tank on a 2013 Jeep Wrangler?
2013 Jeep Wranglers were offered in a variety of trims and configurations, but they were all equipped with one of two gas tanks. The easiest way to determine which size tank your Wrangler has is to look at its name:
“Unlimited
” Jeep Wrangler trims come equipped with a 22.5-gallon gas tank All other trims are outfitted with an 18.6-gallon tank.
So, if you have a 2013 Rubicon
, you’ve got an 18.6-gallon tank, but if you upgraded to a 2013 Unlimited Rubicon
, you’ve got a 22.5-gallon tank. How to check your 2013 Jeep Wrangler’s gas tank size
Want to verify for yourself? Here are some strategies you can use to double-check your Jeep Wrangler’s gas tank size—or find the fuel capacity of any other vehicle.
Measure the gas tank
Grab your measuring tape and calculator, it’s time to put that high school math to work. To find the volume of your gas tank, multiply the width, length, and height and then divide the result by 231 (which is the number of cubic inches in a gallon).
Check your owner’s manual
2013 isn’t too old, so hopefully, your owner’s manual is still in your glove compartment. Your gas tank’s capacity will be listed under “fuel tank capacity” or something similar.
Drive till empty, then fill it up
You feelin’ lucky? If you want to test your tank’s capacity (and your nerves), just drive until the tank is empty. Once you’re on E—or your nerve gives out, whichever comes first—fill up the tank for a general, if not exact, measurement of your gas tank’s capacity.
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How to save on fuel costs in a Jeep Wrangler
The 2013 Jeep Wrangler averages about 18 mpg combined. It’s not the most fuel-efficient ute on the road, but that doesn't mean you have to shell out the big bucks to fill up all the time—there are lots of ways to maximize your Wrangler’s fuel efficiency and save cash at the pump.
Keep up with maintenance. Sticking to a routine maintenance schedule
is one of the simplest and most effective ways of keeping your car running efficiently and increasing its longevity. Drive carefully. Speeding and quick acceleration decrease your fuel efficiency. Avoid both or pay the price.
Skip idling, especially in cold weather. Contrary to what you may have learned growing up, warming up your car does very little, so no need to waste fuel on it.
How to optimize your Wrangler’s insurance coverage
Fueling up our cars used to just be a chore, but with today’s rising fuel costs, it seems more like a nightmare. Since we’re all looking for ways to save money on fill-ups, let the insurance experts at Jerry
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from over 55 of the top insurance providers to find the perfect coverage at the perfect price for you. On average, Jerry users save over $800 a year on car insurance—that’s a whole lot of gas in your tank! “My policy covers two people and four cars: a truck, SUV, convertible, and muscle car. Jerry
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