To ensure reliability, purchase GM part # 19259958 Switch Asm,Dr Lock & Side WindowGMC Power Window Switch, GMC Door Lock Switch. 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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