If you mean, less fuel mileage, then: tune up run rich condition
A dodge pickup 1500 would stall out while driving because of a defective air filter.
No
A blown fuse can cause the dashlights and taillights to stop working on a 2001 Dodge 1500.
A bad transmount or transfer case .
Fuse, bulbs, switch, wiring.
You perhaps have a hairline crack in your distributor cap?
No
Check the bearings.
Putting your foot down too hard on the accelerator.
A failed U-joint would be a very likely cause.
The shift control systems are different. It would bolt up, but it would never shift.
My Dodge Ram 1500 is in the shop right now for the same thing. They are telling me its the rear differential.