Troubleshooting Car Problems : How to Tell if Your Heater Core Is Going Bad

In order to tell if a heater core is going bad, look for the windows and windshield to fog up whenever the car is started. Learn about how wet carpet and the smell of mildew can indicate a bad heater core with help from an automotive technology professor in this free video on bad heater cores.

Expert: Bob Ricewasser
Bio: Bob Ricewasser is a former automotive technology professor, and an avid car collector.
Filmmaker: Nathan Boehme

Category:

Autos & Vehicles

Tags:

• troubleshooting
• car
• problems
• auto
• repair
• automotive
• maintenance
• mechanics
• transmissions
• heater
• core
• batteries

[xxdjcharlierockxx]

yup, i was wondering why my paper towels (left on the floor on the passenger side)were wet! and of corse my windows are fogged as well.

[triad112884]

@FireChi9954 ....Air in the cooling system. the temp gauge is showing hot because the water / coolant is not circulating, caused by air. lol

[FireChi9954]

i have a 96 fire bird and i have been cheacking and fixing things on it but as of to day i fixed the hoses but now my care is over heating......when i get in my car it rises in temp fast and blows out COLD AIR!!!!! with it on full hot and on defrost well after driving it for a sec the heat started to go down to half then HOT AIR but then few secs later more cold air and so on and so on........wtf is the problom??? lol

[ankitpahuja1]

great vedios

[falconxlc]

this guy is great, thanks

[lowridingtrucks]

Thanks for the info

[LittleModig]

Thankx pups ......cool clip for heater how to tell if your heater is going bad.NICE!!!!! Ciao..