Questions & Answers for: GMC Jimmy hot water heater oil working

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Question about 1995 Jimmy

4 Answers

WATER PUMP ON MY 95 JIMMY MY CAR IS RUNNING HOT AND THE HEAT ISNT WORKING EVEN THOUGH IT WAS RUNNING HOT BEFORE I STILL HAD HEAT UNLESS IT GOT 2 HOT Did you replace the THERMOSTAT?? also make sure you

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...hot water? when the vehicle is cold take the radiator cap off and start the vehicle let it run with it on defrost at full blast until the vehicle gets to running temp,if there is still air in the ...

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...hot water to the core thus making the heater work, when the heater core starts leaking water the quick and fast fix would be to bypass the heater core and connect the two hoses together, check under ...

Question about 2000 Jimmy

2 Answers

...hot coolant injuries. This may take more than one attempt to remove all air from heat system. 7. Lastly most 2000 GMC water pumps have a bleeder plug,( 3/8" square driver plug) located on the water ...

works but no hot air ? is the climate control switching over like from floor to defrost to vent ? maybe the flap door not working in heater box.both hoses are hot but is water flowing thru heater core

Question about 2000 Jimmy

1 Answer

...hot then water flow is the problem.  You would then look for flow control valves.  Some are controlled by hard cables and some are controlled by vacuum and some are entirely electric ...

...is running in dashboard on passengers side hot water will not shut off from heater core their is a heat shutoff valve located under the hood on the passenger side check the vac. lines at the ...

...CAUSES A CHEMICAL REACTION RESULTING IN THE COOLANT TO COAGULATE LIKE BLOOD.IT GELS AND CLOTS UP CLOGGING THE CORES OR VIENS IN THE HEATER CORE.NO HOT WATER FLOW NO HOT AIR WHILE

...thru the radiator. If the cooling system is full of fluid, and the engine is running hot, and the heater hoses are cold, I would say the water pump has failed or you have another kind of

...hot). What could the problem be? If the temp gauge is now more stable, the problem is in your heater system, not the engine cooling system. Your heater core is likely clogged up. This is a common ...

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