Questions & Answers for: clear heater core blockage

Question about 2000 New Sierra 1500

1 Answer

...clear out a heater core because the coolant is meant to flow in one direction. you can try disconnecting the hoses from the heater core and flushing the core itself with a garden hose with low ...

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Question about 2003 F250 Super Duty Crew Cab

1 Answer

If the heater core is clear but circulation is impeded, remove the two hoses and flush them out with a water hose. If flushing fails to remove the blockage from the heater core, the coremust replaced

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Question about 2003 F250 Super Duty Crew Cab

1 Answer

If the heater core is clear but circulation is impeded, remove the two hoses and flush them out with a water hose. If flushing fails to remove the blockage from the heater core, the coremust replaced

...heater core but do not want to have to remove. Can someone give me step by step directions? Thanks use the flush for the cooling system first. see if that helps. if not pull the hoses from the motor ...

...heater core.. Not a cheap fix but well worth it. Also its a pain to get to because you have to take the whole dash off... Clean out the heater core with high powered water hose. I have a 98 Ford ...

Question about 2004 LS

1 Answer

...heater core leaking the water would be coolant and have the distinctive smell of coolant and would be sweet to the taste if you touch a bit of it to the tongue. It could on the other hand be ...

...heater core). After engine has been warmed up feel the two heater core hoses if one is very warm and the other is not you may have a plugged heater core or an air bound heater core. If heater core is ...

Question about 2001 Ram 1500 Truck 2WD

2 Answers

...heater core till it runs clear. Put hoses back on and antifreeze in reservoir...give it a try. You can have shop do same thing. Many have a high pressure back flush setup to do this power flush. A ...

...heater core is blocked then flushing will hot clear it and it may need a new core It is known that some stop leaks affect the coolant control tap of the heater so it may be that control unit that is ...

heater core) to clear out any blockage or buildup. Once the water comes out clear put the hoses back on and refill the radiator and overflow tank with 50/50 Antifreeze and see if you have heat. If not

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