To ensure reliability, purchase GM part # 15770997 Block Assembly, Body Wiring Harness Junction *Marked Print. It is sometimes referred to as GMC Fuse Box. 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 Sierra, Yukon models.
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