2005 GMC Sierra Denali "truck hot cold" Questions

...dash over the center hump. you will have to remove the cover that goes the length of the heater box to find it. The actuater motor should move back and forth with the temp knob going from cold to

...GMC sierra pickup. thermo goes to 210 as normal and no overheating. is there a temp sensor with electronic controls?? once heat comes on , varying hot/cold air blows?? stuck thermostat, replace ...

...hot air only on the driver's side. Passenger side blow cold air and does the rear ducts.Is this a common problem? SOUND LIKE AIR DOOR STUCK CLOSE OR ELECTRIC MOTOR ACTUTATOR TO AIR DOOR NOT

...hot, attempted to turn heater on to releave heating but heater blew cold air only. Your coolant is to low to allow heating...not water to heat up or cool the engine. Check the coolant ...

...hot. Had the Differential oil changed and there were metal shavings in the front dofferential oil. Now the problem has become much worse and the noise and steering problems are even when cold. Sorry ...

...hot) but not enough volume to provide heat from very cold air, 10% hot water gets cold quick, coming from core.. Flush heater core in reverse direction - cold side in hot side out.. Just a

...hot to cold. tried to calibrate. dident work. replaced aculator the controls and sensor ? AC blows cold, then hot, then cold... - Car Forums and Automotive ... www.automotiveforums.com > ... > ...

...options, cold and hot. Cold being the bottom and hot being the top option. Up to where do I fill it with antifreeze? If the engine is cold, fill to the cold level. If it's hot, fill to the hot

hot and cold selector switch on the heater doesent function the hot and cold selector switch on the heater is not working. the fan blows but i cant select between hot or cold, all i hear is a clicking

...cold side vents hot please help bthibs ac blows cold air center vent hot air side vents hello,good day,seems your recirculating pump need tobe check,ty No hot air fron the centre vent, all mercs vent ...