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Home >> GMC >> 2019 >> Sierra 2500 HD Base, 2D Pickup, Gas >> Repair and Diagnosis >> External Pages >> Different car >> Section 3029 (Programming And Setup - All Systems) >> Repair Instructions >> K33 HVAC Control Module: Programming And Setup >> Programming an Existing or New Control Module
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Programming an Existing or New Control Module

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To program an existing or new control module, perform the following procedure:

  1. Install the special tool: EL-49642  SPS Programming Support Tool
  2. Ignition - On/Vehicle - In Service Mode
  3. Access SPS and follow the on-screen instructions for the control module: K33 HVAC Control Module
  4. Perform the SPS function: Programming
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