Genuine ACDelco For GMC Sierra 2500/3500HD 2015-2019 Power Supply Module 12 Wire

SIERRA 2500 HD 2015-2019. Wire Quantity: 12. SIERRA 2500 HD2015-2019. From headlights and tail lights to fog lights and signal lights, we've got the perfect fit for almost every make and model. Right for your vehicle and lifestyle.