Rear A/C stopped blowing air

Tiny
MROULET1
  • MEMBER
  • 1999 CADILLAC DEVILLE
  • 4.6L
  • V8
  • 2WD
  • AUTOMATIC
  • 117,000 MILES
My rear vents just stop blowing air out of it. Front vents work.
Monday, May 4th, 2020 AT 6:59 AM

1 Reply

Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 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.
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Monday, May 4th, 2020 AT 11:21 AM

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