[teahead]

Sounds like injector issues. Either dirty or worn out.

There should be places near you that test/clean/test your originals.

 

[teahead]

Hard time shifting...manual or automatic?

 

[teahead]

I'd start another thread regarding transmission issues.

You may be low on fluid or just old, cruddy fluid.

 

[teahead]

Watch the video:

Dodge Nitro: TIPM issues and Diagnostics | Drivetrain Resource

The TIPM module controls a lot of your Dodge Nitro's functionality. If it goes bad, it can render it inoperable, usually due to an issue with getting fuel. What is a TIPM? TIPM stands for Totally Integrated Power Module. Think of it like the motherboard that houses all of the important fuses and...

www.700r4transmissionhq.com

Get a bypass wire:

TIPM Fuel Relay Solutions | Vertical Visions

Solutions to TIPM fuel pump relay and other problems on 2007-2016 Chrysler, Dodge, Jeep and VW vehicles (Ram, Caravan, Town & Country, Routan, Durango, Grand Cherokee, etc). For vehicles that won't start (out of gas) or have a dead battery (fuel pump runs after turning vehicle off).

www.verticalvisions.com