1994 GMC Sierra "cooling system" Questions

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Question about GMC Sierra

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...that can cause overheating - a restricted exhaust system, a weak fan clutch, and restrictions in the cooling system in the block or hoses.  Any chance you might have air in the cooling system

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...cooling system with Preston radiator flush and replace the thermostat and Dex-cool with a 50/50 mix water/antifreeze. To much water will freeze in the winter, causing cracked blocks and intake ...

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pocket in the cooling system. This could be caused by a leak or if you have recently done anything to the system without bleeding it afterward. Check the fan clutch operation. And also check for leaks

...cooling, it is blowing well, its just not blowing cool air. sounds like the first leak was not found . Need to bring it back in. And state that you should'nt have to pay again because it either is a ...

...cooling system consists of a radiator, recovery system, cooling fan, thermostat, water pump and serpentine belt. Check the coolant level in the recovery bottle or surge tank, usually mounted on the ...

Question about GMC Sierra

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air conditioning Parked truck for a month ac just stop working. Was working fine when I parked it. Had it pulled down on vacuum let it set for an hour. Low side nor high side gauge pressure moved. I ...

Question about GMC Sierra

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Airconditioner recharge ; how do I locate the "low" or suction side of the system in order to charge with R-134a The charge level is too low? How do you know? Too much freon will not cool good just as

...system works by sensors and activation mechanisms that work/move the doors within the heat/cooling housing..The common problem is the activater that moves from heat to cool visa/versa is defective or ...

...cooling system to see where the coolant is leaking.You could try checking it without pressure testing it.You might be able to see where it is leaking.Just look under the hood and under the front of ...

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