Best Answer

There is an electrical short to ground in the fan switch or in the blower motor itself.

User Avatar

Wiki User

โˆ™ 2007-05-13 12:15:50
This answer is:
User Avatar
Study guides
See all Study Guides
Create a Study Guide

Add your answer:

Earn +20 pts
Q: Why does your heater and air keep blowing fuses cannot run it without blowing fuses?
Write your answer...
Related questions

Your 1980 Toyota truck keeps blowing fuses the gauge fuse which keeps your gauge dash lights and heater from working what could be your proplem?

there is a short somewhere in dash or heater, you need to fix that to stop fuses blowing

Why don't your heater work?

There might be a bad fuse causing the heater to not work. Check the fuses if they are all ok you may have a bad blower motor. when you turn the heater on and no air is blowing then it is your blower motor.

Why do you keep blowing fuses when you turn on the heater fan but when you take out the compressor fuse it doesnt blow the fuses?

The compressor is coming on because you have the heater set to defrost. Take it off defrost and the compressor will not come on. I would suspect the compressor is locked up.

Why does your water heater keep blowing fuses?

bottom element is probably bad. another sign of this is that you run out of hot water fast.

Why would the fuses for the heater keep blowing in a 1985 Blazer?

Beause there is probably a short/bad connection in the switch, or the blower motor itself

1993 Chevy Dashlights out and heater blowing fuses?

checkALL of your fuses short could be a problem. i have a 95 blazer, bumps may of screwed up wiring like in mine

Why won't front heater in 1999 dodge van work?

Check if small water hoses are hot going toward firewall and heater. Fan not blowing? 15 possible problems. Check all fuses.

My dodge heater blower control only works on low what might be the problem?

Dodges are good for blowing fuses. If that is not it, the fan switch might need replaced.

What do you do if the fuses keep blowing?

Find out why the fuse is blowing. You have a short or the circuit is overloaded.

Where are the heater fuses on 2005 vibe?

where are the fuses to the radio located at

What fuses does the heater fan?

Can't get my heater to work on my 156

Where to locate heater fuses for a 2001 Pontiac grand prix?

where to locate heater fuses for a 2001 grand prix gt

Where are the fuses for a rear window heater on an almera 2001?

where are the fuses located for the rear window heater on an nissan almera 2001

Why is 50 amp engine fuses blowing?

The 50 ampere engine fuses is blowing because more than 50 amperes of electricity is passing through it.

Why do your auto fuses keep blowing?

could be that the regulator in the alternate is failing and causing power surges in the electronics and the fuses are blowing to prevent damage to the device and vehicles wiring.

You have a 1996 neon and the fuel pump fuse keeps blowing sometime it will go for month without a problem then without notice it blows replace fuses over and over blowing one after another then after?

I am having the same problem, Have you had any luck finding out what it is

Your heater panel on your 1997 cadillac catera has lights but you cannot get the unit to turn on where can you find the fuses to change?

All fuses are located on the drivers side under the panel. If you cannot get your heater blower to come on, it could be the relay located on the blower motor on the passenger side under the dash. It's a little difficult to get to. Len

Where are the heater fan fuses located for a 1995 lesabre?

where are the heater fuses located in a 1995 buick lesabre. the cover for the pasenger fuse box is missing

Why does your water heater turns off?

In m y experience the water's hot, the thermostat's been turned down, the temperature relay needs to be replaced, its blowing fuses or has reached the end of its life

'97 Dodge Caravan heater stopped blowing. Checked fuses. Don't know how to check relay. Dims headlights when turned on. Smelled like antifreeze or burned wires through passenger side vent.?

Sounds like your heater core has gone bad.

Why isn't my 1999 Jeep Cherokee heater working?

If the heater does not work, check: -heater fuses and/or any heater relays -heater control head -heater blower motor resistor

Why does your oven keep blowing fuses?

If an oven keeps blowing fuses it points to an electrical problem. This problem could be with the oven itself, it may be something in the house. In either case, you should have the wiring checked out.

Where is the ac fuse located on a 1986 4runner?

Remove Glove Box. Fuses are located between fan housing and heater box. there are two fuses and a relay. Remove Glove Box. Fuses are located between fan housing and heater box. there are two fuses and a relay.

I replaced the fuses and relay and heater motor on a 1997 Ford Ranger XLT and still no warm air blowing a little warm air when driving only?

After the engine is warm up and hot - feel the water hoses to the heater and test if they are HOT- HOT. NO?- The water valve may not be letting hot water go to the heater core.

What do you do if your car heater does not work at all?

have you checked the fuses? if so, maybe the heater core needs replacing