HAVC blower motor not working

Tiny
CHEFLOUIS
  • MEMBER
  • 2006 BUICK LA CROSSE
  • 3.8L
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 285,000 MILES
Blower motor not working. Correct power to resistor, new resistor, fan, control module.
plug in blower nothing.
Monday, October 19th, 2020 AT 4:28 PM

1 Reply

Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 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

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Monday, October 19th, 2020 AT 5:02 PM

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