Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - 98 Tahoe eats blower switches.
View Single Post
  #6 (permalink)  
Old 10-24-2012, 07:44 PM
vicrod's Avatar
vicrod vicrod is offline
life is a ride
 

Last journal entry: 2014
Last photo:
Join Date: Nov 2005
Location: Telford, PA
Age: 71
Posts: 1,328
Wiki Edits: 0

Thanks: 0
Thanked 56 Times in 52 Posts
50 amps

Another thing could be the high speed relay. This relay shunts the resistors and all of the blower motor load so the switch does not get overloaded in high speed.
Put an ammeter on the thing to see what is causing the high current.
This circuit is fused at 50 amps.

vicrod
Reply With Quote