To ensure reliability, purchase GM part # 23459420 Block Assembly, Instrument Panel Wiring Harness Junction. 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 models.
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