Shop OEM General Motors Part # 84579087. Controller. INSTRUMENT PANEL, DRIVER SIDE, AC & heater, w/dual-zone. INSTRUMENT PANEL, DRIVER SIDE, heater & AC, dual-zone. INSTRUMENT

HVAC Control Module

Fits Sierra 1500, Sierra 2500 HD, Sierra 3500 HD, Silverado

INSTRUMENT PANEL, DRIVER SIDE, AC & heater, w/dual-zone. INSTRUMENT PANEL, DRIVER SIDE, heater & AC, dual-zone. INSTRUMENT PANEL, DRIVER SIDE, heater & AC, w/dual-zone.
HVAC Electronic Control Module - Repair or Replace
A malfunctioning HVAC control module can cause intermittent faults, usually manifesting at the control panel. If your is experiencing problems with the A/C or heat, our service department is uniquely qualified to repair the faults.