HVAC Module Components

WARNING: This page is about a different car, the 2013 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.

HVAC Module Components

Items
1: B7J Air Temperature Sensor - Duct Right Upper (CJ2) B7J Air Temperature Sensor - Duct Right Upper (CJ2)
2: B39 A/C Evaporator Temperature Sensor B39 A/C Evaporator Temperature Sensor
3: M4 Air Inlet Door Actuator (CJ2) M4 Air Inlet Door Actuator (CJ2)
4: M46 Air Recirculation Door Actuator M46 Air Recirculation Door Actuator
5: K8 Blower Motor Control Module K8 Blower Motor Control Module X1 K8 Blower Motor Control Module X2
6: M8 Blower Motor M8 Blower Motor
7: K33 HVAC Control Module K33 HVAC Control Module X1 K33 HVAC Control Module X2 K33 HVAC Control Module X3 K33 HVAC Control Module X4 (CJ2)
8: B7D Air Temperature Sensor - Duct Left Lower (CJ2) B7D Air Temperature Sensor - Duct Left Lower (CJ2)
9: M6L Air Temperature Door Actuator - Left (CJ2) M6L Air Temperature Door Actuator - Left (CJ2)
10: M37 Mode Door Actuator M37 Mode Door Actuator
11: B7H Air Temperature Sensor - Duct Left Upper (CJ2) B7H Air Temperature Sensor - Duct Left Upper (CJ2)
12: M6R Air Temperature Door Actuator - Right (CJ2) M6R Air Temperature Door Actuator - Right (CJ2)
13: B7E Air Temperature Sensor - Duct Right Lower (CJ2) B7E Air Temperature Sensor - Duct Right Lower (CJ2)

Fig 1: HVAC Module Component Locations

GM2443017

Courtesy of GENERAL MOTORS COMPANY