2005 GMC Sierra "heat pump running backwards" Questions

pump did it heat up before you changed it ?? if so did you put right gaskets on it for correct flow.. ? thanks Jerry if you have more holler If your sure there is no trapped air in system after refill

...Pump turns ccw with belt running over the top of the pulley. Generally a "backwards" impeller is used on marine engines (haven't seen any jeep engines in boats lately.)hope this helps good ...

...heat problem it was not heating at all we installed all new parts water pump t-stat radiator so-on after we were complete truck still doing same thing after looking into this a friend found the motor ...

...pump fuel filter in the car when idle high when I give it gas it pops and cuts out but doesn't die engine heats up fast Sounds like it's possible you put it in backwards. They are only designed to ...

pump is made to turn clockwise. when the engine runs it turns clockwise right! if it turns counter clock wise it will not circulate coolant and it will over heat. the only thing I can say is the drive

...heat and melted. i replaced the fuel pump. i can hear the pump running when the key is on. but i have no fuel pressure. i've checked at the pressure releaf valve nothing there i checked the fuel line ...

...heat i have had the same problem and fond out the belt was to long..... it was for the supercharged V6 and the way it was routed it was running the water pump backwards and putting the right fluid ...

...the belt should slip right6 off, pay close attichion to the way it comes off, you don't wanna put it back on backwards, or your water pump will run in the wrong direction and cause it to over ...

pump seems normal yet the engine still wants to heat up, it's possible that the radiator is clogged-up. 4. Worst case... If with the radiator cap off, the coolant literally blows out of the opening...

...thermostat but the keeps coming back. i dont know what else to do either you got the thermostat in backwards or are trying to run the pump backwards, otherwise there is serious blockage in the ...