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Mark Allen Buick GMC

(450 reviews)
Visit Mark Allen Buick GMC
Sales hours: 9:00am to 7:00pm
Service hours: 7:00am to 6:00pm
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Sales Service
Monday 9:00am–7:00pm 7:00am–6:00pm
Tuesday 9:00am–7:00pm 7:00am–6:00pm
Wednesday 9:00am–7:00pm 7:00am–6:00pm
Thursday 9:00am–7:00pm 7:00am–6:00pm
Friday 9:00am–7:00pm 7:00am–6:00pm
Saturday 9:00am–6:00pm 8:00am–12:00pm
Sunday Closed Closed
2026 consumer dealer award
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2026 consumer dealer award

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New (918) 528-4724 (918) 528-4724
Used (918) 609-9236 (918) 609-9236
Service (918) 528-4427 (918) 528-4427

Inventory

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Incentives

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About our dealership

This seller has been on Cars.com since May 2017.
Thank you for choosing Mark Allen Buick GMC. We are a new and used Buick and GMC dealership in Collinsville OK. We have new GMC and Buicks and more at our dealership. View our inventory of these ever-popular vehicles and take a test drive at our dealership. Our dealership is easily accessible from Highway 169 just North of the Collinsville exit located @ 15285 N. 137th E Pl Collinsville Ok 74021. We invite you to check out the amazing deals and attractive offers available at Mark Allen Buick GMC.
"Let's do business!"

Service center

Phone number (918) 528-4427

Service hours

Monday
7:00am–6:00pm
Tuesday
7:00am–6:00pm
Wednesday
7:00am–6:00pm
Thursday
7:00am–6:00pm
Friday
7:00am–6:00pm
Saturday
8:00am–12:00pm
Sunday
Closed

Meet our employees

Reviews

(450 reviews)

A dealership's rating is based on all of their reviews, with more weight given to recent reviews. Includes reviews of Mark Allen Buick GMC from DealerRater.

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Justin and Joe did a phenomenal job. It was the most pleasant car buying experience that we’ve ever had. This was the second car our family has purchased there, and both times it has been very smooth. I would highly recommend Justin, Joe, and Heath.

Justin and Joe did a phenomenal job. It was the most pleasant car buying experience that we’ve ever had. This was the second car our family has purchased there, and both times it has been very smooth. I would highly recommend Justin, Joe, and Heath.

Rating breakdown (out of 5):
Customer service
Buying process
Quality of repair
Overall facilities
Overall experience
5.0
  • Does recommend this dealer
  • Shopped for a new car
Worked with:
0 people out of 0 found this review helpful.
Dealer response

Thank you for your business and for taking the time to leave us such a positive review, we truly appreciate it. If you have any additional needs and are unable to reach your salesperson, please feel free to contact one of the following team members Jackson Hamilton Heather Hubler Experience Manager Dealership Coordinator 918-350-1240 918-645-2380

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Gary, Joe and Mike are all amazing guys to work with. Mike from the service department is the reason why we became loyal customers. Gary and Joe helped knock our buying experience out of the park.

Gary, Joe and Mike are all amazing guys to work with. Mike from the service department is the reason why we became loyal customers. Gary and Joe helped knock our buying experience out of the park.

Rating breakdown (out of 5):
Customer service
Buying process
Quality of repair
Overall facilities
Overall experience
5.0
  • Does recommend this dealer
  • Shopped for a new car
Worked with:
0 people out of 0 found this review helpful.
Dealer response

We would like to THANK YOU for your business and for the positive review. If you have any further needs and are unable to reach your salesperson or service advisor please feel free to reach out to one of the following people Jackson Hamilton Heather Hubler Experience Manager Dealership Coordinator 918-350-1240 918-645-2380

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Excellent experience with the team staff and had would definitely recommend this dealership and staff!

Excellent experience with the team staff and had would definitely recommend this dealership and staff!

Rating breakdown (out of 5):
Customer service
Buying process
Quality of repair
Overall facilities
Overall experience
5.0
  • Does recommend this dealer
  • Shopped for a used car
Worked with:
0 people out of 0 found this review helpful.
Dealer response

Thank you for your business and for taking the time to leave us such a positive review, we truly appreciate it. If you have any additional needs and are unable to reach your salesperson, please feel free to contact one of the following team members Jackson Hamilton Heather Hubler Experience Manager Dealership Coordinator 918-350-1240 918-645-2380

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I saved around$800 vs Mercedes on my air ride system. They supplied a ride back to my place and picked me up. Every thing was smooth and friendly.

I saved around$800 vs Mercedes on my air ride system. They supplied a ride back to my place and picked me up. Every thing was smooth and friendly.

Rating breakdown (out of 5):
Customer service
Buying process
Quality of repair
Overall facilities
Overall experience
5.0
  • Does recommend this dealer
  • Came in for service or repair
Worked with:
0 people out of 0 found this review helpful.
Dealer response

We would like to THANK YOU for your business and for the positive review. If you have any further needs and are unable to reach your service advisor please feel free to reach out to one of the following people Jackson Hamilton Heather Hubler Experience Manager Dealership Coordinator 918-350-1240 918-645-2380

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never have we ever had such a great experience and with Godly folks ta boot. down to earth, honest & friendly. definitely NOT your average car salesman for sure. we feel we bonded with Gary & we'll try our best to send folks his way.

never have we ever had such a great experience and with Godly folks ta boot. down to earth, honest & friendly. definitely NOT your average car salesman for sure. we feel we bonded with Gary & we'll try our best to send folks his way.

Rating breakdown (out of 5):
Customer service
Buying process
Quality of repair
Overall facilities
Overall experience
5.0
  • Does recommend this dealer
  • Shopped for a used car
Worked with:
0 people out of 0 found this review helpful.
Dealer response

Thank you for your business and for taking the time to leave us such a positive review, we truly appreciate it. If you have any additional needs and are unable to reach your salesperson, please feel free to contact one of the following team members Jackson Hamilton Heather Hubler Experience Manager Dealership Coordinator 918-350-1240 918-645-2380

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Always clean & friendly service. I felt Comfortable with them gaving my car. Service was Efficient.

Always clean & friendly service. I felt Comfortable with them gaving my car. Service was Efficient.

Rating breakdown (out of 5):
Customer service
Buying process
Quality of repair
Overall facilities
Overall experience
5.0
  • Does recommend this dealer
  • Came in for service or repair
Worked with:
0 people out of 0 found this review helpful.
Dealer response

We would like to THANK YOU for your business and for the positive review. If you have any further needs and are unable to reach your service advisor please feel free to reach out to one of the following people Jackson Hamilton Heather Hubler Experience Manager Dealership Coordinator 918-350-1240 918-645-2380

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Zach was an amazing sales person! High recommend! Very professional and smart! Thank you Zach!

Zach was an amazing sales person! High recommend! Very professional and smart! Thank you Zach!

Rating breakdown (out of 5):
Customer service
Buying process
Quality of repair
Overall facilities
Overall experience
5.0
  • Does recommend this dealer
  • Shopped for a new car
0 people out of 0 found this review helpful.
Dealer response

Thank you for your business and for taking the time to leave us such a positive review, we truly appreciate it. If you have any additional needs and are unable to reach your salesperson, please feel free to contact one of the following team members Jackson Hamilton Heather Hubler Experience Manager Dealership Coordinator 918-350-1240 918-645-2380

Show full review

The dealership does a good job of keeping me informed during my service appointment. Keep up the great work.

The dealership does a good job of keeping me informed during my service appointment. Keep up the great work.

Rating breakdown (out of 5):
Customer service
Buying process
Quality of repair
Overall facilities
Overall experience
5.0
  • Does recommend this dealer
  • Came in for service or repair
Worked with:
0 people out of 0 found this review helpful.
Dealer response

We would like to THANK YOU for your business and for the positive review. If you have any further needs and are unable to reach your service advisor please feel free to reach out to one of the following people Jackson Hamilton Heather Hubler Experience Manager Dealership Coordinator 918-350-1240 918-645-2380

Show full review

My appointment for an oil change was at noon I was out by 12:30. Fastest oil change ever.

My appointment for an oil change was at noon I was out by 12:30. Fastest oil change ever.

Rating breakdown (out of 5):
Customer service
Buying process
Quality of repair
Overall facilities
Overall experience
5.0
  • Does recommend this dealer
  • Came in for service or repair
Worked with:
0 people out of 0 found this review helpful.
Dealer response

Thank you for your business and for taking the time to leave us such a positive review, we truly appreciate it. If you have any additional needs and are unable to reach your service advisor, please feel free to contact one of the following team members Jackson Hamilton Heather Hubler Experience Manager Dealership Coordinator 918-350-1240 918-645-2380

Show full review

Paul at Mark Allen GMC is outstanding. He went above and beyond to help us find the perfect truck for our needs, taking the time to understand what we were looking for and making the whole process easy and stress‑free. His professionalism, honesty, and genuine care made a huge difference. We’re extremely happy with our experience and our new truck.

Paul at Mark Allen GMC is outstanding. He went above and beyond to help us find the perfect truck for our needs, taking the time to understand what we were looking for and making the whole process easy and stress‑free. His professionalism, honesty, and genuine care made a huge difference. We’re extremely happy with our experience and our new truck.

Rating breakdown (out of 5):
Customer service
Buying process
Quality of repair
Overall facilities
Overall experience
5.0
  • Does recommend this dealer
  • Shopped for a new car
Worked with:
0 people out of 0 found this review helpful.
Dealer response

We would like to THANK YOU for your business and for the positive review. If you have any further needs and are unable to reach your salesperson please feel free to reach out to one of the following people Jackson Hamilton Heather Hubler Experience Manager Dealership Coordinator 918-350-1240 918-645-2380

Show full review
See all 450 reviews