Used 2026 GMC Sierra for sale in Slidell
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What was with this car history VIN 3GTPHDE89TG336758?
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Contact Legacy Buick GMC today for information on dozens of vehicles like this 2026 GMC Sierra 1500 SLT. This GMC includes: GVWR, 7000 LBS TRANSMISSION, 10-SPEED AUTOMATIC WITH ELECTRONIC PRECISION SHIFT, ELECTRONICALLY CONTROLLED Transmission w/Dual Shift Mode A/T 10-Speed A/T ENGINE, DURAMAX 3.0L TURBO-DIESEL I6 Diesel Fuel Straight 6 Cylinder Engine Turbocharged LPO, BODY COLOR WHEEL ARCH MOLDINGS SLT PREMIUM PLUS PACKAGE Aluminum Wheels Bed Liner Running Boards/Side Steps Note - For third party subscriptions or services, please contact the dealer for more information. There's a level of quality and refinement in this GMC Sierra 1500 SLT that you won't find in your average vehicle. This vehicle won't last long, take it home today. This is the one. Just what you've been looking for. Dealer Disclosure: Prices do not include state and local tax, title, license, notarial fees, convenience fees, documentary fees, and any finance charges. All prices, specifications and availability subject to change without notice. Contact dealer for most current information .Not available with special finance, lease and some other offers.
Legacy GMC
Authorized EpicVIN dealer
Location: 293 E Howze Beach Rd, Slidell, LA 70461
Phone: (198) 560-5048
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Frequently Asked Questions About the 2026 GMC Sierra
The average price of a used 2026 GMC Sierra is $42,443 based on 8,890 listings currently available nationwide. Prices range from $3,398 to $90,247 depending on mileage, condition, and location. This particular Sierra in Slidell, LA is listed at $55,765.
Used 2026 GMC Sierra vehicles on our marketplace have an average of 53,255 miles. This specific vehicle has 3 miles on the odometer. You can compare mileage across all available units on the GMC Sierra listings page.
Reliability varies by model year, maintenance history, and driving conditions. We recommend checking the vehicle history report and having an independent inspection before purchase.
The 2026 GMC Sierra runs on Diesel. Exact fuel economy figures vary by trim level and driving conditions. Check fueleconomy.gov for EPA estimates specific to this model year.
There are 76,444 used Pickup vehicles priced under $75,000 currently listed on our marketplace. Browse all options on the Used Pickup under $75,000 page. You can also narrow your search to Used GMC vehicles under $75,000 if you prefer to stay with the GMC brand.