Mark Allen Buick GMC, located in Collinsville, offers an excellent car-buying experience for customers in the Tulsa Metro area. The dealership features a wide selection of new and pre-owned Buick and GMC vehicles in various colors and trims, all maintained in peak condition. Customers appreciate the professional advice and dedication of the staff, who work hard to meet individual needs and budgets. Many reviews highlight the outstanding service provided by team members like Jackson, Rachel, and Dakota Foster, who are noted for their honesty, patience, and commitment to ensuring customer satisfaction. Whether looking for a new car or a reliable used vehicle, many have left with exactly what they wanted, feeling confident and valued. Mark Allen Buick GMC is ready to assist with all car needs and is eager to build lasting relationships with its customers.
I've had my GMC truck serviced and repaired at Mark Allen in Collinsville several times. They are excellent to deal with and provide excellent service!! Can't recommend them enough. 5☆ all the way!!
December 2025
Excellent dealer to buy a vehicle from, and none of the games like some others like to play. Josh was our salesman, and he was very knowledgeable on the vehicle we purchased, as well as a pleasure to deal with. No high pressure, and straight forward explanations of details.
September 2024
Dakota was very professional, knowledgeable, and very personable! I had a great experience buying my car today!
