Used GMC Sierra 3500HD SLE2 for Sale near Westlock County, AB
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![Black[Onyx Black] 2024 GMC Sierra 3500HD Pickup Truck Four-Wheel Drive Automatic](https://static.cargurus.com/images/forsale/2026/07/18/16/34/2024_gmc_sierra_3500hd-pic-2121997522311564579-1024x768.jpeg?io=true&width=640&height=480&fit=bounds&format=jpg&auto=webp)
![White[Summit White] 2024 GMC Sierra 3500HD Pickup Truck Four-Wheel Drive Automatic](https://static.cargurus.com/images/forsale/2026/07/09/20/22/2024_gmc_sierra_3500hd-pic-118967750383828447-1024x768.jpeg?io=true&width=640&height=480&fit=bounds&format=jpg&auto=webp)
![Black[Onyx Black] 2024 GMC Sierra 3500HD Pickup Truck Four-Wheel Drive Automatic](https://static.cargurus.com/images/forsale/2026/07/02/16/36/2024_gmc_sierra_3500hd-pic-5612098532284754189-1024x768.jpeg?io=true&width=640&height=480&fit=bounds&format=jpg&auto=webp)
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GMC Sierra 3500HD Buying Guide: Cost, Reliability, and the Best Years to Buy
Discover the ultimate buying guide for purchasing a used GMC Sierra 3500HD covering each generation since 1988. Whether you're a first-time buyer or a GMC enthusiast, this comprehensive overview will help you research your next pre-owned GMC Sierra 3500HD.
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