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HVAC System Control Module Programming and Setup

The following service procedures require either a programming or a setup event performed for a complete repair.

HVAC Control Module Replacement

If the HVAC control module needs to be replaced, the following procedures must be performed:

  1. Connect a scan tool to the vehicle and access SPS. Refer to Service Programming System (SPS) .
  2. Perform the SPS function Remote Heater and Air Conditioning Control Module Programming and follow the on-screen instructions.
  3. Perform the SPS function Remote Heater and Air Conditioning Control Module Configuration & Setup and follow the on-screen instructions.
  4. Clear DTCs after completing the programming procedure.

HVAC Control Module Reprogramming

Do not reprogramme the HVAC control module unless directed by a service procedure or a service bulletin.

  1. Connect a scan tool to the vehicle and access SPS. Refer to Service Programming System (SPS) .
  2. Perform the SPS function Remote Heater and Air Conditioning Control Module Programming and follow the on-screen instructions.
  3. Clear DTCs after completing the programming procedure.

Setup for Component Replacement

If an actuator is replaced, the following procedure must be performed:

Recalibrating actuators for the HVAC system. Refer to Actuator Recalibration .

   


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© Copyright Chevrolet. All rights reserved