not function how. No heat, not enough, no fan doesnt' change heat to defrost? All different answers. No heat, not enough, May just be low on coolant. Therostat stuck open. No fan, fuse, ground, switch. Doesn't change heat/defrost? Cable, control, some switches are vacumn operated.
Yes, a water heater can leak and cause damage to the surrounding area if not properly maintained or if there is a malfunction.
windshield leaking heater core or heater core hoses.
yes it definitely will
the heater core
There are several things that can cause heater problems in your 1998 Jeep Grain Cherokee. The most common cause of heater problems is low fluid in your cooling system.
Sickness??
Leave it turned off.... doh
A squealing heater is more than likely a fan belt. It may be loose, or it may be worn and need replaced.
the floor pan could be sagging due to rot around the heater channel. common cause.
A bad control switch can cause your 2003 Nissan Sentra heater blower to stay on. The motor or a bad sensor can also cause the heather not to work properly.
heat core. leak. thermostat. no antifreeze.
Heater Core for sure. Get this replaced and you will have no more problems.