Greg Jantz
Greg Jantz at Cassens Chrysler Dodge Jeep RAM

Greg Jantz

Salesman

Cassens Chrysler Dodge Jeep RAM

3333 S State Route 159
Glen Carbon, IL 62034

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5.0
69 Reviews

Dealership Experience

10 yrs, 10 mos

Industry Experience

13 yrs, 4 mos

5.0

69 Reviews

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69 Reviews of Greg Jantz

April 02, 2026

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Employee Rating

I was looking for a very specific truck and the Dealership used car sale policies greatly exceed the competition. They do not hold the vehicle as "hostage" just to extract unnecessary fees or manip More

by quack4du
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Purchase Time
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Recommend Dealer
Yes

Other Employees Tagged: Scott Wetzel, Brandon Harris, Mical McEuen , Frank Long

Apr 02, 2026

Cassens Chrysler Dodge Jeep RAM responded

Thank you for highlighting our straightforward used car policies and seamless delivery of your Nissan Titan. We’re glad our team communicated clearly, kept the process under 30 minutes, and arranged ground transportation to ease your fly in purchase. We’re honored to have earned your highest recommendation and look forward to serving you again.

March 10, 2026

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We have bought 6 or 7 cars now from Greg. Always had a great experience. We will be back in the future. More

by David B.
Sales Price Transparency
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Recommend Dealer
Yes
Mar 10, 2026

Cassens Chrysler Dodge Jeep RAM responded

What a pleasure to hear that Greg has provided consistently great experiences through your six or seven car purchases. Congratulations on your new Jeep Compass and thank you for your continued loyalty. We look forward to assisting you again down the road.

February 20, 2026

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Cassens made the deal straightforward, transparent, and simple, would definitely do business with them again. More

by rjumpertitan
Sales Price Transparency
Purchase Time
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Recommend Dealer
Yes

Other Employees Tagged: Scott Wetzel, Brandon Harris

Feb 20, 2026

Cassens Chrysler Dodge Jeep RAM responded

Great to hear the process felt transparent and straightforward. Congratulations on your new Ram 1500. Whenever you have questions or need assistance, we’re here to help.

January 26, 2026

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Friendly professional service with clear explanation of options available on warranties coverage benefits and cost More

by davestrickfaden
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Recommend Dealer
Yes

Other Employees Tagged: Scott Wetzel, Dustin Simaytis

Jan 26, 2026

Cassens Chrysler Dodge Jeep RAM responded

Thanks for sharing your thoughts about your experience with Cassens Chrysler Dodge Jeep RAM. We appreciate your business and hope to see you again soon!

December 26, 2025

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Great car buying experience. Everyone we talked to was happy to help. Steve Lane was great. More

by rjustice492
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Trade-in Experience
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Recommend Dealer
Yes
Dec 26, 2025

Cassens Chrysler Dodge Jeep RAM responded

Thanks for your feedback on your recent visit to Cassens Chrysler Dodge Jeep RAM. It's great to hear that we were able to assist you and that you had such a positive experience.

October 14, 2025

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Always a great experience! I have purchased 3 cars from Greg, always very professional, no pressure and easy to work with! I love Dustin in financing, explains everything compl More

by hgp_now
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Recommend Dealer
Yes

Other Employees Tagged: Dustin Simaytis

August 29, 2025

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It was an excellent experience. I would not even consider buying anywhere else. Also the service department is second to none! More

by ISTOPPUCKS
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Recommend Dealer
Yes

August 04, 2025

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Greg was very plea pleasant to work with while purchasing my new vehicle. He explained everything thoroughly to me, which was very much appreciated More

by juliegcummins
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Recommend Dealer
Yes

Other Employees Tagged: Dustin Simaytis

August 02, 2025

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They did a great job helping me to upgrade my truck! I will recommend other people to go to this dealership. More

by jcrowecobra25
Sales Price Transparency
Trade-in Experience
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Recommend Dealer
Yes

Other Employees Tagged: Dustin Simaytis

August 02, 2025

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Employee Rating

Greg Jantz made the entire experience “effortless “ for us. He was answering questions before I asked the question. He uses our general conversation to anticipate what we were looking for. Thank you More

by loristocker
Sales Price Transparency
Trade-in Experience
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Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Dustin Simaytis

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