To ensure reliability, purchase GM part # 12589308 Throttle Body Assembly (W/ Throttle Actuator). It is sometimes referred to as Buick Throttle Body. 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 Buick Rendezvous, Terraza models.
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