2016 Chevrolet Traverse LS, AWDFACTORY OEM SERVICE PROCEDURE

HVAC Module Components - Front (CJ2)

HVAC Module Components - Front (CJ2)

Items
1. B7H Air Temperature Sensor - Duct Left Upper (CJ2) B7H Air Temperature Sensor - Duct Left Upper
2. M6L Air Temperature Door Actuator - Left (CJ2) M6L Air Temperature Door Actuator - Left (CJ2)
3. B7E Air Temperature Sensor - Duct Right Lower (CJ2) B7E Air Temperature Sensor - Duct Right Lower (CJ2)
4. M6R Air Temperature Door Actuator - Right (CJ2) M6R Air Temperature Door Actuator - Right (CJ2)
5. M37 Mode Door Actuator M37 Mode Door Actuator
6. B7J Air Temperature Sensor - Duct Right Upper (CJ2) B7J Air Temperature Sensor - Duct Right Upper
7. M8 Blower Motor M8 Blower Motor
8. K8 Blower Motor Control Module K8 Blower Motor Control Module X1K8 Blower Motor Control Module X2
9. B39 A/C Evaporator Temperature Sensor B39 A/C Evaporator Temperature Sensor
10. B7D Air Temperature Sensor - Duct Left Lower (CJ2) B7D Air Temperature Sensor - Duct Left Lower (CJ2)
Fig 1: Interior HVAC Module-- Front (CJ2)
GM1863170Courtesy of GENERAL MOTORS COMPANY
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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