What is the shelf life on DEF fluid?
two years
The quality of DEF also is not affected if the fluid freezes. When stored under optimal conditions — between 12°F and 86°F — DEF has a shelf life of up to two years. If stored in warmer temperatures, shelf life decreases.
When to reset the Def fluid tank level?
If all DTCs have been addressed, the DEF fluid tank level is showing full at 100%, and the vehicle has been driven for at least four to five miles (6.5 to 8.0 km) the dealer can reset ECM with the relearn procedure listed below. Note: Be sure to complete this process on a level surface.
How long does a Def Duramax tank last?
Lastly, another quote from the Chevy DEF instruction manual: “DEF shelf life is typically at least one year, depending on the storage temperature. It is best stored out of direct sunlight between 12oF and 86oF.” A full tank of DEF provides a driving range of about 5,000 miles (8,000 kilometers).”
How many miles can a GMC Def Duramax go?
A full tank of DEF provides a driving range of about 5,000 miles (8,000 kilometers).” The DEF is held in a 5.3 gallon tank under the hood in an uninsulated container. Do you think that the DEF stays under the recommended 86 degrees F ? Under the hood next to the engine 86 degrees F in Florida?
Is the DEF tank on my GMC Truck OK?
The local Chevy dealer then borrowed a DEF testing device from another local dealer to confirm that the DEF was actually OK. Then they replaced the DEF tank, tank sensors, NOX sensors, and forced the truck to go into regeneration mode to burn the soot out of the exhaust filter.
When does the Def fuel light go off?
Engine light and blinking def light when I go up steep hill. Only happens once every few weeks. It derates to 55 for 30 miles then lights go off. It gets 90 percent conversion when in shop.
How long is a DEF tank good for?
“DEF shelf life is typically at least one year, depending on the storage temperature. It is best stored out of direct sunlight between 12oF and 86oF.” A full tank of DEF provides a driving range of about 5,000 miles (8,000 kilometers).” The DEF is held in a 5.3 gallon tank under the hood in an uninsulated container.
When to add DEF tank to exhaust fluid?
TIP: DEF should be added prior to receiving an Exhaust Fluid Empty DIC message; however, it may take several miles of driving for the DIC message to update. • 4 MPH MAX SPEED NEXT FUEL FILL (Vehicle speed limited to 4 mph (7 km/h) after the second fuel fill without refilling the DEF tank.) Wonder what code number you received?
When does diesel exhaust fluid start to decompose?
DEF will start to decompose at 86 F. It is very easy to forget about the DEF sitting in the back of your truck and given an extended period of hot days the fluid can become unstable and decompose but at a very minimal rate. A diluted DEF without the mixture of 32.5% urea can be damaging to DEF…