To ensure reliability, purchase GM part # 20821156 Module Assembly, Accessory & Lift Gate Control(Electrode Block Box). It is sometimes referred to as GMC Body Control Module. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific GMC Acadia, Yukon models.
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