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Used
GMC Sierra 1500 trucks
for sale
near
Lake Summerset, IL
under $599,963
- Down Payment
- $0
- Net trade-in value
- $0
- Months
- 72
- APR
- 7.0%
- Sales tax
- 0.0%
*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.
**Your Saved Vehicles list will be shared along with your contact information when you submit a vehicle request to a dealership. To opt out of this sharing, please view your options on Cars.com Privacy Notice.
Used
2019 GMC Sierra 1500 Elevation
Vehicle information
Features
Reviews
My entire family are totally thrilled buying cars from
My entire family are totally thrilled buying cars from Gary Mauerman. That guy is the Very Best. Should be called " MAUERMANS SPEEDWAY "
2019 Sierra SLT X31
I purchased a new 2019 SLT with the X1 package. It has the Red Quartz Tintcoat paint. I usually never leave reviews, but honestly this is the most comfortable, nicest loking truck I've owned , and I've ownwd alot of them. The only issues I've had was the brake software was flawed, took it to the dealer on recall and they installed a new software patch, Other then that I love the styling, performance and the interior is very nice. No regrets
GMC Certified
2022 GMC Sierra 1500 Denali
Vehicle information
Features
Reviews
The staff is always very friendly, helpful and
The staff is always very friendly, helpful and knowledgeable. They take their time. Anna was very patient and explained features on our new Traverse -even after we left the lot with our new vehicle when we reach out to her.
2022 GMC Sierra SLT 3.0 Duramax
My 2022 GMC Sierra 3.0 Duramax pickup truck is a good truck. I work on a farm and I also drive an hour to see my girlfriend. For the farm, it has excellent towing capability and for the hour long drive to go see my girlfriend, depending on the weather for traveling, I can get up to 35 miles to the gallon!
GMC Certified
2025 GMC Sierra 1500 SLT
Vehicle information
Features
Reviews
GREAT Experience!
Buying process was very easy and smooth. No pressure easy going sales team. Every one was very helpful. I was in and out with no pressure to buy any additional products.
Overall I am very happy with my new Truck.
Overall I am very happy with my new Truck. GMC however needs to address their software glitch where the display screen intermittently stops working or the audio cuts in and out. I keep hearing a software update is being worked on but that was a while ago?
Used
2023 GMC Sierra 1500 AT4X
Vehicle information
Features
Reviews
Awsome
Stong engine and smooth! Highly recommend for familys or someone who likes a smooth truck. Purchased new and have had zero issues since then. Love it!
Used
2023 GMC Sierra 1500 AT4
Vehicle information
Features
Reviews
I highly recommend skipping other Mazda dealers in the
I highly recommend skipping other Mazda dealers in the area and visiting Gordie Boucher Mazda of Janesville. I made the drive down from Madison and couldn’t be happier with my experience buying a new car. They truly make you feel like your business and time is valuable to them. As a salesman, Ron was fantastic to work with. The car I wanted was at another location and they quickly coordinated delivery in only a few hours. He was with me from start to finish ensuring that all my questions were answered and concerns were addressed. Everyone was friendly and seemed genuinely invested in making the sale go smoothly. I scheduled the installation of some accessories and the service manager came into the showroom to introduce themselves and congratulate me on the purchase. There were so many small touches from everyone throughout the buying process that I can’t say enough good things about! I don’t really leave reviews, but when my expectations are exceeded I do feel the need to spread the word. If you’re in the Madison area, I can assure you that Janesville is worth the drive!
Like the truck but also disappointed
Got the duramax diesel and getting 24 city and 32 highway is very good. Truck drives nice and is very comfortable. My 2 issues with this truck is the backup camera at night is useless (very dark) and interior lighting is not very good. You would have thought a 78k truck would have footwell lights, but it doesn’t.
Used
2025 GMC Sierra 1500 Denali
Vehicle information
Features
Reviews
I have the 1500 double cab with standard bed.
I have the 1500 double cab with standard bed. The reason I have this vehicle is I really like the 6.5 foot bed. The crew cab with same bed is just too long. The things I dislike about this model is that it only comes in the SLE model. For the 2025 that means the external mirrors do NOT have a power fold in and it does not have a seat memory for more that one driver. The power fold in for the mirrors is extremely important to me.
GMC Certified
2022 GMC Sierra 1500 Elevation
Vehicle information
Features
Reviews
This was a great buying experience.
This was a great buying experience. Made us feel comfortable and didn't push for a commitment. Gave us straight forward answers to our questions and listened to our concerns. Wish we had found this dealership much earlier.
Pleased that I made this purchase
Waiting for the Refreshed 2022 AT4 was well worth it! With all the manufacturing issues today, building and shipping was slow, but understandable. Love the truck and the features! Fit is perfect and quality is #1. Pricing was too high but all vehicles are running this way. You get what you pay for and this truck is perfect! I have owned many trucks and this by far is the best. The latest features are beyond most other makes and GM has thought this truck through from front to rear.
Used
2025 GMC Sierra 1500 SLT
Vehicle information
Features
Reviews
Positive
Great to deal with. Willing to deal online. Honored their price in person. Friendly sales person. I would definitely buy a car again from them.
Vehicle information
Features
Reviews
Excellent service.
Excellent service. Knowledgeable and friendly. Great staff. Provided hands free return of vehicle within 2 hours of service. Hometown folks serving hometown folks!!! I will keep returning every time.
GMC Certified
2024 GMC Sierra 1500 Denali Ultimate
Vehicle information
Features
Reviews
Brandon was awesome.
Brandon was awesome. He made the online buying experience simple comfortable and reassuring. I will be recommending him to anyone I know looking for new or used cars. Thank you Brandon.
I love it the look the interior mine is a red one and it
I love it the look the interior mine is a red one and it looks so good and it’s my baby and it runs so good and the technology is off the chain
GMC Certified
2024 GMC Sierra 1500 Denali
Vehicle information
Features
Reviews
Brandon at Boker was awesome.
Brandon at Boker was awesome. He made the online car buying experience seamless, comfortable, and smooth. Greatly appreciate all his help. We will be sending business his way. Thank you Brandon.
2024 GMC sierra 1500 duramax 3.
2024 GMC sierra 1500 duramax 3.0 is great truck. Great ride and great MPG. 100% recommend to any prospective buyer. Love the truck and how it perform.
Used
2018 GMC Sierra 1500 Denali
Vehicle information
Features
Reviews
If you are looking for a new/used vehicle I highly
If you are looking for a new/used vehicle I highly recommend Jason Bardell. His customer service cannot be beat. We made one phone call in the morning and were signing papers for our new 2026 Traverse that evening. He went above and beyond for my husband and I. Thank you Jason and Bocker Auto Group. We love our new SUV! Bob and Jackie Shaffer
2018 crew cab gmc Sierra 1500
Am in disbelief every week at the Gas Pumps. Thou a big truck, mileage per gallons are 18 +. Last week it was 22.8. This week 19.78.
Used
2021 GMC Sierra 1500 SLT
Vehicle information
Features
Reviews
Your employees are excellent.
Your employees are excellent. Friendly and professional. Easy to schedule appointments and the technicians do a great job explaining work needed and work done in a timely fashion.
This truck has a jerk when changing gears sometimes.
This truck has a jerk when changing gears sometimes. I enjoy the truck overall easy to handle and comfortable. Drive with ease sight is good when driving.
Used
2025 GMC Sierra 1500 SLT
Vehicle information
Features
Reviews
I am a satisfied customer.
I am a satisfied customer. I take my car to Burtness Chevrolet because I need it to be running well for long distance drives. I appreciate discussing car concerns with Matt Nenneman. He is very helpful and professional.
Vehicle information
Features
Reviews
Thanks
A friend told me about this dealership and how he found exactly what he wanted , so I thought I would see what they had on the lot. Found something I liked and Everyone made the process easy and quick.
Great truck, solid engine, comfortable, smooth, and it
Great truck, solid engine, comfortable, smooth, and it handles great for such a large vehicle. Get one and enjoy miles of roadtrips with all you can tow or haul.
Used
2021 GMC Sierra 1500 Elevation
Vehicle information
Features
Reviews
Exceptional!
Exceptional!! 2024 Chrysler Pacifica, had problem with loud muffler at times, also the start/stop feature stopped working. I was more concerned about the muffler, but the start/stop was the bigger issue! Mathew and the tech team did a fantastic job on correcting all the issues! I will recommend the service department to everyone!!!
Brake Pad Monitor
2021 GMC sierra 1500, 5.3, crew cab 4x4, 21000 miles. brakepad monitor lites up. dealership says needs brakes and rotors in back. one mo. on warranty. our rural roads dirty up the monitor. Needs new monitor. brakes look great to me. No noises. dealer says parts on order GM strike. Can't replace myself cause of computer...
Used
2014 GMC Sierra 1500 SLE
Vehicle information
Features
Reviews
Great truck with some bad
It is a great truck with great capabilities! although i must say, some of the technology in this car has its low points. Center stack tends to not cooperate during bluetooth pairing and the headlights have poor illumination to the point i had to retrofit LED bulbs for better visibility. Overall very comfortable ride and smooth drive
Used
2025 GMC Sierra 1500 SLT
Vehicle information
Features
Reviews
While I did not end up purchasing a vehicle here (I was
While I did not end up purchasing a vehicle here (I was in the market for a Subaru). I would absolutely recommend them. They let me know when one of the cars I was interested in sold since I was driving from out of town. They also were very up front with pricing options and financing options. I worked mainly with Cameron and Eric. If you’re in the market for a VW car I would absolutely recommended making your purchase here.
There are additional matching cars outside your search area.
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Used
2025 GMC Sierra 1500 Denali
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Used
2016 GMC Sierra 1500 SLT
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Used
2024 GMC Sierra 1500 Denali Ultimate
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Used
2023 GMC Sierra 1500 Denali
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Used
2015 GMC Sierra 1500 SLE
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Certified
2023 GMC Sierra 1500 Denali
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Used
2024 GMC Sierra 1500 Elevation
Vehicle information
Features
Used
2019 GMC Sierra 1500 Elevation
Vehicle information
Features
Used
2022 GMC Sierra 1500 SLT
Vehicle information
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Vehicle information
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*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.
**Your Saved Vehicles list will be shared along with your contact information when you submit a vehicle request to a dealership. To opt out of this sharing, please view your options on Cars.com Privacy Notice.
Compare the GMC Sierra 1500
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This vehicle is certified pre-owned, backed by a manufacturer warranty, and typically undergoes a rigorous multi-point inspection to ensure quality and reliability.
This vehicle is currently in high demand given its competitive price, desirable features, and overall condition, and may have a higher chance of selling quickly.
