If it is low, add oil. To maintain peak performance, change oil every 3,000 miles or 3 months, whichever comes first. Replace oil filter with every oil change. Check the dodge durango air filter every other month. Replace it when it's dirty or as part of a tune-up.
Check dodge durango brake fluid monthly.
First, wipe dirt from the brake master cylinder reservoir lid. Pry off the retainer clip and remove the lid or unscrew plastic lid, depending on which type your vehicle has. If you need fluid, add the approved type and check for possible leaks throughout the system. Fill to mark on reservoir. Keep dodge durango windshield washer fluid reservoir full.