89 ranger 2.9 misses
First check plugs and wires,
Had same problem. Had bad injectors.
Have you figured it out? I have the same problem. Changed plugs, wires, idle air control and one coil. Next is the fuel pressure regulator. If that doesnt work then it will be compression test.
Looking for a Used Ranger in your area?
CarGurus has 4,706 nationwide Ranger listings starting at $1,100.
Search Ford Ranger Questions
Ford Ranger Experts