Questions & Answers for: flushing heater core 1999 silverado

Heater core inlet pipe plastic broke I have a 2000 Silverado and wanted to flush the heater core. One hose came off nicely and the other the plastic broke. I need to get the rest of the plastic off ...

...heater core,so I back flushed the heater core and then ran water throught the otherway.It worked and then replaced the cabin filters and now I get lots of heat.Be very careful removing the heater ...

...heater core flushed.You can do it your self by removeing the heater core hoses from the heater core and runnin water through it with a garden hose but a rad shop can do a better job.If you choose to ...

...flushing out your heater core? i thought mine was that also but i flushed out my heater core with a water hose and it is hotter than when i bought the truck you either have a blend door acuator ...

heater core. Remove the heater core lines and force a power washer back and forth in the heater lines and see if you can free the blockage. If you can't get a good water flow, you will have to replace

...heater core, yes/no, is it difficult to change? Just wanting to know.Where can I find directions to do this if I am able to. Not really machanic either. I'ld say yes, heater core. But before swapping ...

what your looking for. If your wanting to replace this cause your heater doesnt work id recommend flushing your heater core first. My heat didnt work at all flushed it yesturday and works like a charm

...heater core restricted-check both heater hoses coming from the heater core if one is cold your heater core is restricted and you will need to flush the core. 2.)Your air mix door actuator in the ...

Very little heat flush heater core take hose off motor or heater core then flush one hose at a time till water runs clear

...heater core, install hose to each end of the core about 3 ft long next take waterhose and and start to flush out start with one side and flush with hose on full water, then move to other side , do ...