To ensure reliability, purchase GM part # 20873493 Mirror, Outside Rear View (Reflector Glass & Backing Plate). It is sometimes referred to as GM Side View Mirrors. 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 Terrain models.
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