1999 Pontiac Sunfire "flush heater core olds" Questions

Flush the water thru the heater hose backwards from the diterction that the water normly flows from your car motor. Alot ot the time your heater core will just be plugged up and need to be backflushed

...Check to see that the engine is reaching the proper temperature first.  Then pull the line on the heater core and flush.  If you can't flush it, that will confirm the core is

...can indicate a heater core problem. sometimes flushing core with a hose can save heater core sometimes it will need replaced. make sure all coolant is properly disposed of if u flush core ...

heater core last year,today replaced the termostat again to 160 degree. flushed the new heater core today, but have slighly warm heat. The temp guage stays to the cold side only moves up a little when

...heater core. disconnect hoses to core and backflush core.flush out radiator and engine block also. i had the same problem when it was cold. I had to flush out my radiator fluid and replaced it with ...

...Flush Heater Core? http://schematicsdiagram.blogspot.com/2011/12/how-to-flush-heater-core.html --------------- How to Remove Heater Core ...

...flush out the heater core by removing the hoses from the heater core attachment lines . Not the ones to the firewall. See which one is the inlet and the outlet. Run a hose with a good amount of ...

...heater core pipe and flush out with typical garden hose. Repeat procedure on both heater core inlets. Reconnect original heater hoses and test difference. You may have to add an additional litre of ...

...heater core along with a good cooling system flush is the ultimate cure, reverse flushing the heater core will restore heat. This can be accomplished with a garden hose. Disconnect both heater core ...

flush the heater core through these hoses with a garden hose. Before doing this you must crimp (with vise grips and a rag to protect the rubber hose) the bypass hose--otherwise the flushing water will