no heat, i have backflushed several times. i have removed hoses & flushed heater core. water is flowing through heater core, but no heat at all door actuator is working. back hoses going into heater core not warm at all. but the bypass hose between the two is. can the heater core still be bad? very confussed dont know what to try.
Dec 12, 2012 at 1:43 AM