Questions & Answers for: thermostat 99 montana

...99 Jimmy. Reason for the problem was air pockets due to low coolant level in my rad and any empty reserve tank. Drained rad and refilled till absolutlely full. Filled reserve tank to proper level and ...

99 Water Thermostat removal Can I remove the water thermostat of my Pontiac Montana 1999 because of overheating problem Yes, it can be removed and run without the thermostat. However, your gas mileage

...99 with v6 3400, small cooling issue turned into nightmare. Replaced water pump because coolant spraying on belts / hoses , then car still overheated, only in start / stop traffic not on freeway, or ...

...99 pontiac montana i have had a head worked, intake gasket and went thru 2 radiaiors what can be makin my car still run hot and bust my radiator Check the thermostat it may not be opening also there ...

...99 pontiac montana has a heater problem.after engine is warm the heater blows warm air for a few minutes and then blows cold for a few minutes and then warm again. sometimes it blows warm for a few ...

...thermostat...a 99 pontiac montana is overheated still whats the problem? check your fan if yo replaced your thermostat see if your fan is on GM trouble leaking gaskets.IN side or OUT side.I try on 99 ...

thermostat on a 99 pontiac montana van Can't get to thermostat housing. The thermostat is located at the driver side of the engine, under the air intake piping. All the intake stuff must be removed to

...99 Pontiac Montana aka soccer mom van. As i was driving one day,i noticed it started over heating, than once i pulled over it was smoking a bit I just had the radiator replaced months before Refill ...

...99 Pontiac Montana Keeps running Hot.I replace the thermostat , Coolant Sensor..Is It possible that the water pump Is Bad? The radiator may be plugged or the head gasket can let compression gasses ...

...99 Pontiac Montana will stay at 210 driving Local.. Highway she runs hot!! What could be the issue! I change the thermostat,Coolant temp Sensor possible blocked cores in the radiator not passing ...