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Home >> GMC >> 2019 >> Sierra 2500 HD Base, 4D Pickup Extra Cab, 4WD, Gas >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Programming And Setup >> Repair Instructions >> K33 HVAC Control Module: Programming and Setup >> Repair Instructions

Repair Instructions

Perform the Diagnostic Repair Verification after completing the repair:Diagnostic Repair Verification

For control module replacement, programming, and setup refer to:Control Module References