A/C blowing warm air on passenger side vent

CANDO1

MEMBER
2008 CADILLAC STS
3.6L
V6
4WD
AUTOMATIC
130,000 MILES

Can you include the blending door actuators the right #89023390 and left #89023389 instructions?
I am waiting for them all and in the mean time I would like to study the proper procedure to remove and replace these blend door actuators as well.
Thanks, Floyd

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1 Reply

ASEMASTER6371

MECHANIC
52,797 POSTS

Good morning,

II attached the procedures for you for the replacement.

It is a straight forward replacement.

https://www.2carpros.com/articles/replace-blend-door-motor

Roy

Air Temperature Actuator Replacement - Right Side

Removal Procedure

1. Remove the blower motor control module. Refer to Blower Motor Control Module Replacement (See: Control Module HVAC > Removal and Replacement > Blower Motor Control Module Replacement) .

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2. Remove the right air temperature actuator screws (1).

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3. Remove the right air temperature actuator.
4. Disconnect the right air temperature actuator electrical connector.

Installation Procedure

1. Connect the right air temperature actuator electrical connector.

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2. Install the right air temperature actuator.

Notice: Refer to Fastener Notice (See: Vehicle > Vehicle Damage Warnings > Fastener Notice) .

3. Install the right air temperature actuator screws (1).

Tighten the screws to 1 N.m (9 lb in).

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4. Install the blower motor control module. Refer to Blower Motor Control Module Replacement (See: Control Module HVAC > Removal and Replacement > Blower Motor Control Module Replacement) .

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