HAVC blower motor not working

2006 BUICK LA CROSSE
285,000 MILES • 3.8L • 6 CYL • 2WD • AUTOMATIC
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CHEFLOUIS
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  • 1 POST
Blower motor not working. Correct power to resistor, new resistor, fan, control module.
plug in blower nothing.
Oct 19, 2020 at 4:28 PM
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ASEMASTER6371
  • CERTIFIED EXPERT
  • 52,796 POSTS
Good evening,

I attached a wiring diagram of the system for you.

https://www.2carpros.com/articles/low-or-no-air-flow-from-vents

Can you check and see if you have power to the purple wire at the blower with the blower commanded on?

https://www.2carpros.com/articles/how-to-check-wiring

Also, check the red wire to the blower control as well to be sure the fuse I circled is sending power to the module.

https://www.2carpros.com/articles/how-to-check-a-car-fuse

Roy

Oct 19, 2020 at 5:02 PM