2020 GMC Sierra 1500 Denali
$3,500 less than this car
- 85,071 mi
- 4WD
- Automatic
- Diesel
- Truck
Lighthouse Buick GMC · Morton, IL · 0 mi away
75,479 miles · truck

5.3L V8. 4x4. Apple CarPlay/Android Auto, Look at this nice one-owner local trade. Look at these verified options: Leather seats, Adaptive Cruise Control - Camera, Adaptive Ride Control Suspension, Adaptive suspension, Automatic Emergency Braking, Following Distance Indicator, Forward Collision Alert, Front Bucket Seats, Front dual zone A/C, Front Pedestrian Braking, Garage door transmitter, Heated front seats, Heated rear seats, Heated steering wheel, Hill Descent Control, IntelliBeam Automatic High Beam On/Off, Lane Change Alert w/Side Blind Zone Alert, Lane Keep Assist w/Lane Departure Warning, Memory seat, Multicolor 15" Diagonal Head-Up Display, Navigation System, Premium Bose 7-Speaker Sound System, Rear Cross Traffic Alert, Rear step bumper, Remote keyless entry, Remote Vehicle Starter System, Safety Alert Seat, SiriusXM w/360L, Split folding rear seat, Spray-On Pickup Bed Liner w/Denali Logo, Theft Deterrent System (Unauthorized Entry), Ultrasonic Front & Rear Park Assist, Universal Home Remote, Ventilated front seats, Wireless Charging. Customer traded on a 2026 GMC Canyon. Clean CARFAX. Vehicle service contract available. We analyze the current market condition and re-price our vehicles on a daily basis; sometimes the price goes up and sometimes it goes down based on market values, supply and demand. At Lighthouse, we believe that value is more important than just price. Our goal is to offer competitive prices with exceptional customer service. Check our prices versus the competition, and if you find a lower price but prefer to do business with us, please reach out and give us an opportunity to earn your business. We will not compromise our exceptional customer service. Check out our reviews online. Read the biographies of our employees. You are more than just a number to us. Experience the Lighthouse difference. Our vision... "Serving others and building relationships... today and tomorrow."
Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.
Among the highest-priced · 25% of 4 similar listings ask more than this car.
How we calculate market value: comparable cars for sale now plus their last listed prices.
Price tracked by AutosXchange since Nov 8, 2026. No price change at this dealership since Nov 8 ($33,812).
AutosXchange Intel Hub: Price changes for this model in Illinois · This model in the Intel Hub · Market movers in Illinois
Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 12); earlier listings at other dealerships are shown by state only. Source: AutosXchange Intel Hub, autos-xchange.com/market.
Same 2020–2021 Sierra 1500 Denali · used · any miles · within 100 miles of Morton, Illinois. All 4 comparable cars for sale, nearest first.
$3,500 less than this car
Lighthouse Buick GMC · Morton, IL · 0 mi away
$4,564 more than this car
Key Auto Mall · Moline, IL · 81 mi away
$1,436 less than this car
Key Auto Mall · Moline, IL · 81 mi away
$835 less than this car
Genesis of Mattoon · Mattoon, IL · 96 mi away
2020 GMC Sierra 1500 Denali85,071 miles · Lighthouse Buick GMC · Morton, IL · 0 mi away$30,312$3,500 less than this car
2020 GMC Sierra 1500 Denali69,713 miles · Key Auto Mall · Moline, IL · 81 mi away$38,376$4,564 more than this car
2020 GMC Sierra 1500 Denali118,137 miles · Key Auto Mall · Moline, IL · 81 mi away$32,376$1,436 less than this car
2021 GMC Sierra 1500 Denali99,101 miles · Genesis of Mattoon · Mattoon, IL · 96 mi away$32,977$835 less than this carAll years and trims. Nearest first.
Lighthouse Buick GMC · Morton, IL · 0 mi away
Lighthouse Buick GMC · Morton, IL · 0 mi away
Lighthouse Buick GMC · Morton, IL · 0 mi away
Lighthouse Buick GMC · Morton, IL · 0 mi away
Lighthouse Buick GMC · Morton, IL · 0 mi away
Lighthouse Buick GMC · Morton, IL · 0 mi away
Mike Murphy Ford · Morton, IL · 0 mi away
Lighthouse Buick GMC · Morton, IL · 0 mi away
2020 GMC Sierra 2500 HD Denali84,717 miles · Lighthouse Buick GMC · Morton, IL · 0 mi away$49,912
2021 GMC Sierra 1500 SLT73,879 miles · Lighthouse Buick GMC · Morton, IL · 0 mi away$30,912
2019 GMC Sierra 1500 SLT63,720 miles · Lighthouse Buick GMC · Morton, IL · 0 mi away$33,312
2021 GMC Sierra 1500 SLT53,319 miles · Lighthouse Buick GMC · Morton, IL · 0 mi away$37,912
2019 GMC Sierra 1500 AT485,443 miles · Lighthouse Buick GMC · Morton, IL · 0 mi away$35,112
2021 GMC Sierra 2500 HD Denali73,643 miles · Lighthouse Buick GMC · Morton, IL · 0 mi away$53,972
2019 GMC Sierra 1500 AT473,628 miles · Mike Murphy Ford · Morton, IL · 0 mi away$35,407
2018 GMC Sierra 1500 SLT80,206 miles · Lighthouse Buick GMC · Morton, IL · 0 mi away$28,812