renneking
New Member
- Joined
- Jan 31, 2012
- Messages
- 7
- Reaction score
- 0
- Points
- 0
- Location
- southeastern Indiana. HOOSIERS!!!
- Vehicle Year
- 1999
- Make / Model
- ford
- Transmission
- Automatic
1999 ranger is overheating. changed thermostat since was cheap,flushed system because coolant looked rusty and did a pressure test which showed no leaks. fan also looks good. getting heat about every other start but no coolant on floor board so not sure about heater core. not even sure if bad heater core can cause overheating? after flushing system doing pressure test and changing oil truck still overheats and now idles very rough as if about to stall. i am clueless, just trying to avoid big mechanic bill so any help would be greatly appreciated.