Before Sierra became a full-size truck model of its own in 1988, the name was used to describe an available trim on other GMC trucks. The GMC Sierra has done well in sales despite stiff competition from the likes of RAM, Ford, and Toyota, with over 295,000 units sold in 2023, according to GoodCarBadCar.net. There are many versions of Sierra, such as the 1500, hybrid, and heavy-duty models like the 2500 and 3500.  We recently strapped in behind the
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