heater motor upgrade?

[rwill]

Does the chevy heater motot upgrade, pull enoungh extra power to cause problems in the wiring(stock)?

 

[66/75bronco]

Nope it works great. I've had no problems with it.

 

[bknbronco]

never heard of any problems but i would maybe make sure you have a good solid ground.

 

[Viperwolf1]

The only common problem in the heater fan circuit seems to be the fuse area. If the fuse clips are rusted heat is created until the fuse solder melts. Clean the clips to prevent this.