5w30
A 2005 Dodge Durango in good condition with 100,000 miles is worth an estimated $6,013.
Any name brand 5w20 synthetic or synthetic blend.
Probably a 5w30 synthetic
Use the manufacture recommended weight and switch to a High Mileage oil.
In a Brand new engine it is recommended that you get the rings seated before you start using Synthetic oils. So run your engine for 3,000 miles and then you can switch to a Synthetic.
The recommended oil change for a 2002 Honda Civic is every 5,000 miles. If synthetic oil is used oil can be changed every 10,000 miles.
If you just do it, you won't have to worry about it, forever, eh?
Every 100,000 miles is recommended.
Strangely enough, the answer is 100000
The recommended timing belt interval is at 160000 kilometers or 100000 miles.
The Factory recommended oil is 0W-20 Synthetic oil.
Recommended interval on 1995-1999 Neons is 60,000 miles.