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What is the best used diesel truck?

Author

Eleanor Gray

Published Mar 12, 2026

What is the best used diesel truck?

Best Diesel Trucks You Can Buy

2006 and 2007 Chevy and GMC 2500 and 3500.
2003-2004 Dodge Ram Heavy Duty.
2008-2010 Ford F-250/F-350.
2014 Ram 1500.
2012 Chevy Silverado HD.
1991-1/2 to 1993 Dodge Cummins.
1999-1/2 to 2000 Ford Super Duty.
2010 Dodge Ran 2500HD.

Similarly, you may ask, what is the most reliable diesel truck?

Best Diesel Trucks of 2020

2020 Ram 1500.
2019 Ford F-150.
2020 Chevrolet Silverado 1500.
2020 GMC Sierra 1500.
2020 GMC Canyon.
2020 Chevrolet Colorado.
2020 Ram 2500/3500 HD.
2020 Ford Super Duty.

Secondly, is buying a used diesel truck a good idea? You'll save money over buying any other make or model built in this era and also end up with a used 6.0L that's pretty darn reliable. Most people run away from these things, but if you're big on regular maintenance and an above-average wrencher, you can keep one on the road indefinitely.

Keeping this in view, what is the cheapest diesel truck to maintain?

10 of the Cheapest Trucks to Maintain

2019 Ford F-150. Our list of the cheapest trucks to maintain goes in reverse order, starting with the 2019 Ford F-150.
2019 GMC Sierra.
2019 Chevrolet Silverado.
2019 Ram 1500.
2019 GMC Canyon.
2019 Toyota Tundra.
2019 Nissan Titan.
2019 Chevrolet Colorado.

Is Duramax better than Cummins?

While the 6.7L Cummins and the 6.7L Power Stroke share the same displacement, the 6.6L Duramax is a pretty close match. Horsepower and torque numbers are similar between the three diesel engines, but the Cummins engine leads the pack with its torque rating breaching the four-figure threshold.

What are the problems with the 6.7 Cummins?

Common 6.7 Cummins Problems and Issues:

Clogged turbocharger.
EGR and DPF issues.
Exhaust troubles.
Usual check-engine light.
Head gasket failures.
Injectors going bad.

What is high mileage for a diesel truck?

Heavy-Duty Diesel Vehicles

An over-the-road class-8 truck will log 750,000 miles or more before it is considered “high mileage.” It's not unusual for a truck to achieve more than 1,000,000 miles if it is serviced regularly.

Is 5.9 or 6.7 Cummins better?

The common-rail 5.9L Cummins was produced from 2003-2007 and featured a fixed-geometry turbo. However, the 6.7L's use of a variable geometry turbocharger makes it much more responsive than the 5.9L at low rpm, not to mention that it incorporates a very effective exhaust brake function.

Should I buy Hemi or EcoDiesel?

The Hemi also offers impressive power, 395 horsepower, and 410 pound-feet of torque. The EcoDiesel has 70 more pound-feet of torque but 125 fewer ponies under the hood. Diesel fuel tends to cost more at the pump, but the EcoDiesel should get significantly better fuel economy — 30-plus percent better.

Should I buy a diesel with 100k miles?

Diesel Rule 1: NEVER buy high mileage

To be clear - avoid diesel cars with over 100,000 miles on the clock. Just avoid them. Really. They will cost you money, time and hassle.

What used trucks to stay away from?

10 Used Pickup Trucks You Should Avoid At All Cost

Chevrolet Colorado. Just because the Chevy Colorado is one of the smaller ones on this list doesn't mean that the problems you'll deal with will also be smaller.
Ford F-150 and F-250. This one might surprise you.
Toyota Tundra.
Nissan Frontier.
Dodge Ram 1500 and 3500.
Chevrolet Silverado 1500.
Honda Ridgeline.
GMC Canyon.

Is a diesel truck a good investment?

If it comes down to two comparably equipped trucks, one gasoline-powered and one diesel-powered, with similar mileage, the diesel pretty much always comes in with a higher resale value. Diesels are known for their exceptional reliability and longevity, making them prime purchases for consumers who choose to buy used.

Should I buy a diesel truck as a daily driver?

Diesel engines have much more mass than gas engines do. That you wouldn't want a diesel for a daily driver. They would have more problems (injectors clogging or breaking down, oil getting too dirty, engine's getting gunky, etc)

Should I buy a diesel truck if I don't tow?

You don't have to tow with it to properly maintain it but it does need to work some, get it good and hot. If you plan on taking trips, driving for a couple hours or more than it will be fine. Diesels are made to run all day long, hours on end.

Why are used diesel trucks so expensive?

The high resale value of a used diesel trucks is related to several factors: Diesel engine life expectancy can be two or more times longer than a gasoline truck equivalent. The new diesel truck sale price is typically $10,000 or more than gasoline trucks driving many prospective buyers to consider used versus new.

How much does it cost to tune a diesel truck?

Money equates to time.

Each setup is different, and also depending on what type of system is being used (piggy back, chip, stand-alone, supercharged, naturally aspirated, street or race only, etc) tune costs can range from $250 to $1500. Don't be afraid to spend money on a good tune.

What 3/4 ton diesel truck gets the best mpg?

What 4x4 Truck Gets the Best Gas Mileage? Once again, the Chevrolet Silverado 1500 comes out on top. The Silverado 1500 Duramax 4WD is rated 23/29/25 mpg. Not far behind are the diesel GMC Sierra 1500 4WD (22/26/24 mpg), the diesel Ram 1500 4WD (21/29/24 mpg), and the diesel Ford F-150 RWD (21/29/24 mpg).

How much does it cost to fill up a diesel pickup truck?

If you have a truck with a 50-gallon gas tank and gas is averaging $3 a gallon, it will cost you $150 to fill the tank before you turn in those keys. Add the cost of filling up your tank post-move to the cost of the trip to get your final total. Adding $450 to $150, it will cost you about $600 total.

What is the best 1 ton diesel truck?

The Best One-Ton Trucks for 2019

2019 Chevrolet Silverado 3500.
2019 Chevrolet Silverado 3500 (continued)
2019 Ford F-350.
2019 Ford F-350 (continued)
2019 GMC Sierra 3500.
2019 GMC Sierra 3500 (continued)
2019 RAM 3500.
2019 RAM 3500 (continued)

How many miles will a Duramax last?

Most reputable organizations, such as the Association of Diesel Specialists, would agree that the 6.6l Duramax is one of the most reliable diesel motors available today. Provided proper maintenance, it can easily hit the 350,000 mile mark, with some users claiming 400-500,000 miles is the norm.

What is wrong with EcoDiesel?

Fiat Chrysler Automobiles (FCA) has recalled 107,898 Ram EcoDiesel pickup trucks in the U.S. from 2014 through 2019 model years due to a potential for coolant to leak into the engine and cause a fire, according to a statement from FCA. The recall does not include the 2020 model year or any gasoline-powered trucks.

What is considered high mileage for a Ford diesel truck?

High Mileage

Generally speaking, diesel trucks are sold with higher mileage than the typical used vehicle. It is not uncommon to see a used diesel truck for sale with over 200,000 miles on it. Granted, diesel engines typically have better reliability than a gasoline equivalent, but high mileage remains a concern.

What is the best year Dodge diesel truck to buy?

1989-1993 Dodge Ram 2500 and 3500 - Timeless Diesel.
2003-2008 Dodge Ram 2500 and 3500 Heavy Duty - Best Used Diesel Value.
2010-2013 Ram 2500 Heavy Duty - Most Capable Diesel.
1999-2003 Super Duty - Best Budget Diesel.
2008-2010 Super Duty - Best Diesel to Modify.

What should I look for when buying a used diesel truck?

Here are some key factors to look at when looking into buying a used diesel vehicle.

Look at Exhaust. A diesel car will burn the diesel a little different than a gas engine.
Look into the Oil.
Try to Start the Car.
Look at Radiator.
Exhaust Smoke.
General Handling.
Always Ask for a History Report.
Check the Kelly Blue Book.

What is the most reliable Ford diesel engine?

7.3 liter Powerstroke

How much HP can a Allison 1000 handle?

Allison 1000, Six-Speed ('11-'16)

While the torque converter and C3 clutches were still the first weak links to be found, we did witness one stock Allison hold up to more than 600-rwhp.

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