How much DEF is consumed compared to diesel fuel?
The average consumption rate of DEF is between 2-3% of the diesel fuel consumption. For example, for every 100 gallons of diesel fuel consumed, between 2 and 3 gallons of Diesel Exhaust Fluid will be automatically injected into the exhaust system.
How many miles will 1 gallon of DEF last?
between 300 to 500 miles
Most DEF tanks require one gallon of DEF for every 50 gallons of diesel fuel, and one gallon will generally last between 300 to 500 miles.
At what rate does DEF burn?
about 2 to 5 percent
Engine manufacturers set DEF burn rates at about 2 to 5 percent of fuel burned. (For every 100 gallons of diesel a machine consumes, it will burn 2 to 5 gallons of DEF.)
How much DEF does a diesel truck burn?
How Often Do You Need To Fill Up the DEF Tank? That question specifically depends on miles per gallon and usage of the diesel truck in question. No matter how heavy the load, according to the OE manufacturer, the typical average light duty truck will consume 2-3 gallons of DEF per 800 miles.
How much DEF does a 2021 Duramax use?
The DEF tank on vehicles equipped with the Duramax LML is approximately 5 gallons in size and is designed to last around 5,000 miles of driving before requiring a refill. On Silverado and Sierra pickup trucks, the DEF tank fill is located under the hood on the passenger side near the firewall.
How often does a diesel truck need DEF?
DEF is consumed at a rate of about 2-3% relative to the amount of fuel you are using. This means between 1.2 and 2.0 gallons of DEF will be required for a vehicle with a 65-gallon gas tank. If you have a five-gallon DEF tank, DEF should be replaced every third or fourth time you fill up.
How many miles does 5 gallons of DEF last?
Typically, dose rates for a well-maintained heavy- or medium-duty truck engine will be between 2-3%. This means that a truck getting six mpg will require between three to five gallons of DEF for every 1,000 miles it travels.
How often is DEF needed?
every 3 to 4 times
Enough power will be available, however, to travel a short distance, so that you can add more fluid to the tank. The DEF tank needs to be filled once for every 3 to 4 times that you refuel with diesel fuel.
How often should I put DEF in my diesel?
How long does DEF last in 6.6 Duramax?
The DEF tank on vehicles equipped with the Duramax LML is approximately 5 gallons in size and is designed to last around 5,000 miles of driving before requiring a refill.
How often should I fill my DEF fluid?
Do you use more DEF in cold weather?
Keeping your DEF tank less than full in cold temperatures is a good idea. If DEF freezes in the machine, do not put any additives in the tank to help it melt, API says. DEF needs to remain pure for it to work correctly. Instead, the heating element in the DEF tank will thaw it while the machine is running.