Q: What should be noticed when replacing the Auxiliary Blower Motor (Tahoe/Yukon/Denali/Escalade)?
A:
You need to remove one attaching screw securing the blower motor if applicable.
By Bob
GM Specialist
01/11/2022
Q: What should you do before replacing the Auxiliary Blower Motor (Tahoe/Yukon/Denali/Escalade)?
A:
You need to remove the right rear quarter trim panel and disconnect the blower motor electrical connector.
By Bob
GM Specialist
01/11/2022
Q: What is the proper way to install the blower motor?
A:
The proper way is to install the blower motor and the blower motor to the heater/ventilation module, turn the blower assembly clockwise, and install the blower motor insulating cover. Then you can connect the electrical connector to the blower motor and install the blower motor insulating cover screws and the sound insulator panel.
By Bob
GM Specialist
01/11/2022
Q: What is the removal procedure for the blower motor?
A:
You need to remove the sound insulator panel and the blower motor insulating cover screws, disconnect the electrical connector from the blower motor and remove the blower motor insulating cover. Then you can pull the retaining tab down while turning the blower motor counterclockwise to disengage the blower motor from the heater/ventilation module and remove the blower motor.
By Bob
GM Specialist
01/11/2022
Q: How many locking tabs does the blower motor assembly have?
A:
It has a total of 2 locking tabs.
By Bob
GM Specialist
01/11/2022
FAQ for Other Repair Info
Q: What should you do before replacing the heater core?
A:
You need to remove the HVAC module and disconnect the wiring harness retainer from the Heater Core cover.
Q: How do you install the Heater Inlet Hose?
A:
You need to install the inlet Heater Hose and the inlet heater hose to the water pump, connect the heater hose to the heater core, install the heater and surge tank hoses to the mounting clip and the air intake tube and fill the cooling system.
Q: What do you inspect the 3-4 accumulator pistons for?
A:
You inspect it for porosity, cracks, scoring, and nicks and scratches.