How to replace blower motor on Chevy Cobalt?

BLOWER MOTOR.

Removal & Installation

1. Before servicing the vehicle, refer to the Precautions Section.
2. Disconnect the negative battery cable.
3. Disconnect the blower motor electrical connector.
   
   
   

   

   Fig. Remove the lower blower motor cover heat stakes (1) with a small chisel
4. Remove the lower blower motor cover heat stakes (1) with a small chisel.
5. Remove the lower blower motor cover.
6. Remove the blower motor nuts.
   
   WARNING

   Cut through the case as straight as possible because the motor cup must be reused. In order to prevent damage to the component, do not cut any deeper than necessary to remove the motor cup.
   
   
   
   
   

   

   Fig. Cut through the case as straight as possible to remove the blower motor and cup from the lower case
7. Remove the blower motor and cup from the lower case by cutting through the case between the circular ribs around the motor with a sharp utility knife.
8. Release the blower motor retaining tab and remove the motor from the cup.

To install:

Fig. Expanded view of the blower motor

1. Install the blower motor (1) into the motor cup (2) that was cut out of the lower case.
2. Install the blower motor nuts (3). Tighten the nuts to 21 inch lbs. (2 Nm).
3. Attach the service ring (4) to the motor cup (2) with the screws (5). Tighten the screws to 15 inch lbs. (2 Nm).
4. Install the blower motor and service ring into the HVAC module using the screws (5). Make certain the blower motor electrical connector is pointing rearward in the vehicle. Tighten the screws to 15 inch lbs. (2 Nm).
5. Install the lower blower motor cover.
6. Install the lower blower motor cover retaining screws. Tighten the screws to 15 inch lbs. (2 Nm).
7. Connect the blower motor electrical connector.
8. Connect the negative battery cable.

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