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-   -   blower motor inop (https://www.corvetteforums.com/forum/corvette-c3-forum-15/blower-motor-inop-6051/)

Bigdenny 05-19-2007 06:55 AM

blower motor inop
 
No power to the blower motor at any speed setting, Doesany one have a wiring diagram for a 1973 coupe? Or where can I start looking for the power supply. Thanks Den

78buckshot 05-19-2007 07:37 AM

RE: blower motor inop
 
Bigdenny, welcome to the forum-you have found a great family here. I'll try to give you a little help on the blower wiring from my '78 wiring schematic. Main line voltage comes from the ignition switch then on to the fuse block where it's distributed to several accessories, through the heater or A/C fuse then up to the blower speed switch, from there out to the speed selection resistors mounted on the heater or A/C plastic housing then to the blower motor. Have you tried putting a jumper directly from battery positive to the motor to see if the motor is working? Also check for a clean tight ground, you can use a jumper wire here also. Let us know how your doing.

C3 Starship 05-19-2007 09:13 AM

RE: blower motor inop
 
Welcome to CF! :)
Sounds like 78buckshot has it covered.
Go to the New Member forum, and introduce yourself and your Vette.
Got any pics? We love Vette pics. [sm=icon_rock.gif]

pg 05-19-2007 08:24 PM

RE: blower motor inop
 
Hi, that separate in line fuse is under the hood near the brake booster. PG

Bigdenny 05-27-2007 07:06 AM

RE: blower motor inop
 
Thanks guy, I will check those items today . I did jump the blower motor it does work. Den


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