Rear A/C stopped blowing air

1999 CADILLAC DEVILLE
117,000 MILES • 4.6L • V8 • 2WD • AUTOMATIC
Avatar
MROULET1
  • MEMBER
  • 79 POSTS
My rear vents just stop blowing air out of it.. front vents work.
May 4, 2020 at 6:59 AM
Advertisement
Avatar
ASEMASTER6371
  • CERTIFIED EXPERT
  • 52,796 POSTS
Good afternoon,

The rear blower motor may be the fault.

I attached a picture and the procedure for you to view. I will also attach a wiring diagram so we can do some testing to be sure it is the blower motor.

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

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

Roy

REMOVAL PROCEDURE
1. Remove the console assembly.
2. Disconnect the electrical connectors from the blower motor.
3. Remove the three retaining screws.
4. Remove the blower motor assembly.

INSTALLATION PROCEDURE
1. Install the blower motor into the console.

NOTE: Refer to Fastener Notice in Service Precautions.

2. Install the three retaining screws.

Tighten
Tighten the screws to 10 N.m (88 lb in).

3. Connect the electrical connectors.
4. Install the console assembly.
May 4, 2020 at 11:21 AM