New and used 2026 GMC Sierra EV Standard Range Elevation trucks for sale near Summit, IL

I and my wife only use the dealer's services for maintenence and repairs. We are always satisfied with the quality of the repairs and the friendliness of the office technicians

Tony was our salesman and he took care of everything. Great experience thanks again and hopefully we get to see you guys again soon. The finance guy was great as well.

Service team thorough and helpful. Efficient check in and updates provided throughout the service. Nice to be able to select the service person when setting the appointment.

Second car I purchased from castle gmc our sales person was Nubia /great experience every time helpful and always greats us as family highly recommend castle gmc Nubia and Brandon will take very good care of you . 👍🏻

Mike Pendleton was great, even though I was looking for Calvin, nevertheless, either was great! Paul was awesome as well!! I would definitely recommend you guys to all of my friends!

Aleksei and the rest of the team were great. No pressure environment. The process was efficient. Team was very friendly and courteous. Highly recommend.

I really appreciate the straight-forward buying process I found at Napleton Schaumburg GMC. Thank you to Yiannis for answering all my questions! Best- Mark

I purchased a 2023 Genesis Gv70 Form Napleton Downtown. I ordered the vehicle and it arrived months later. The whole process was seamless. I got the exact deal I wanted.

Good . Always bought cars from them. Since 1973 I bought a Oldsmobile Cuttlas Supreme. Vans, trucks and SUV?s. Close by easy to get to. That?s it.

This dealership was great the hospitality was through the roof, though we didn't make a deal I would 100% comeback.

Expectations were set and met on a Saturday with college football on. Two separate seating areas in case you wanted the option to watch something else. There's also a kids' area if you have a little one who needs to be entertained for the time you're there.

Very quick, good communication . Honest. Feel like you can trust them to be fair. Happy with results. Will return for other needs if they arise in future.

From originally purchasing my car at Haggerty to having my car serviced at Haggerty, my experiences have all been positive. Everyone is friendly and answers all of my questions. Work is done well and on time.

My salesman Esad was great. He was very knowledgeable. Everyone was very friendly and helpful.

Always a great experience since we purchased our 2016 gmc terrain. Everyone is always very kind and helpful and knowledgeable. They let us know exactly what we need and get it done in a timely manner.

Bryan was great to work with, as always. We will definitely return. He takes his time with us and we trust him with the entire process. It was an extremely smooth process.

I would recommend client manager/sales person Bryan Druktenis. He is very professional and friendly. He did not pressure me. Lol. Once l purchased my vehicle(s) he was very helpful in showing me how to set up my features and answered any questions l had when l called. Bryan was my sales person for my Acadia that l traded in for the Yukon.

Great Cars and also good service. Vincent Vega was very helpful thank you Vincent for all your help. This is our third car from Castle Buick GMC. We loved thank you .!

Great service. The service department was courteous and friendly. My car was serviced and ready to go in a reasonable amount of time. I was very satisfied.