Used 2018 GMC Sierra 1500 SLT for Sale Nationwide
44 results
![Gray[Dark Slate Metallic] 2018 GMC Sierra 1500 Pickup Truck Four-Wheel Drive 6-Speed Automatic](https://static.cargurus.com/images/forsale/2026/06/19/20/29/2018_gmc_sierra_1500-pic-4557425425069906699-1024x768.jpeg?io=true&width=640&height=480&fit=bounds&format=jpg&auto=webp)
FAQs
How much does the GMC Sierra 1500 SLT cost?
The average GMC Sierra 1500 SLT costs about $27,159.99. The average price has decreased by -4.1% since last year. The 314 for sale on CarGurus range from $4,299 to $93,143 in price.
How many GMC Sierra 1500 SLT vehicles have no reported accidents or damage?
314 out of 314 for sale have no reported accidents or damage.
What is the fuel economy of the GMC Sierra 1500 SLT?
Depending on the engine and options, the GMC Sierra 1500 SLT gets between 9 and 16 L/100km (or EV battery range).
What fuel types are available?
Diesel, Flex Fuel Vehicle, Gasoline engines are available.
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