How often should fuel filter be changed on DuraMAX?

once a year
Change your LLY’s engine oil and filter at least once every 6 months and your fuel filters once a year. Keep an eye on your air filter and change it as needed. If you’re in very dusty areas you will likely need to change it sooner.

How often do you change the INT filter on a 6 speed Duramax?

Replace external filter at 45,000 mile intervals and full service at 97,500 miles under normal conditions. Perform full service (new fluid, ext & int filter) every 45,000 miles under severe duty conditions. Replace manual transmission fluid. GM advises that the ZF S6-650 6 speed manual transmission does not require service.

What kind of filter does a Duramax diesel use?

These kits provide the correct amount of fluid and spin on external filter for 2001-2019 Duramax diesels using standard Allison transmission pans. 2 Gallons of Allison Transynd synthetic fluid- (We have found this fluid to be far superior to anything else available.)

When to drain and replace differential fluid in Duramax?

Service interval not provided by GM, routine service may promote longevity. Fluid level should be checked periodically. Drain and replace differential fluid immediately if the axle is submerged in water. Service interval not provided by GM, routine service may promote longevity. Fluid level should be checked periodically.

When to change transmission fluid on GM 6 speed Duramax?

GM advises that the ZF S6-650 6 speed manual transmission does not require service. To maintain shift quality and promote transmission life, consider replacing fluid at 60,000 mile intervals, especially if usage meets any of the severe duty conditions. Service interval not provided by GM, routine service may promote longevity.

How often should fuel filter be changed on DuraMAX?