Gregg Martinez
Gregg Martinez at Weirs Motor Sales

Gregg Martinez | Page 2

Service Advisor

Weirs Motor Sales

1513 Portland Road
Arundel , ME 04046

Contact Me
4.9
31 Reviews

My name is Gregg Martinez I am currently a service advisor at Weirs GMC, I have worked both sales and service so I have well rounded experience and have been with the company over 10 years!

Dealership Experience

10 yrs, 11 mos

Industry Experience

11 yrs, 7 mos

Languages Spoken

American Sign Language American Sign Language

English English

4.9

31 Reviews

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31 Reviews of Gregg Martinez

July 02, 2026

Dealership Rating
Employee Rating

Greg and the team were extremely helpful. The were able to identify the root cause of the AC issues ( 3 other dealerships failed) and go everything fixed in a timely manner. Highly recommend More

by john.h.flagg
Service Price Transparency
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Recommend Dealer
Yes
Jul 02, 2026

Weirs Motor Sales responded

We’re delighted Gregg and the team pinpointed your GMC Yukon XL’s AC problem so efficiently and restored your comfort in a timely manner. Thank you for recommending us for future repairs. We appreciate your trust and look forward to helping again.

June 30, 2026

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I have bought every car in the last 20 years from your dealership. You’re very helpful that I wouldn’t go anywhere else. Thank you for Josh and all the other people. More

by braddepiero54
Service Price Transparency
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Recommend Dealer
Yes
Jul 01, 2026

Weirs Motor Sales responded

It means a lot that you’ve trusted us for every vehicle purchase and your recent GMC Sierra 1500 service over the past two decades. We’re glad Josh and the rest of the team made each visit seamless. We look forward to supporting you and your next vehicle down the road.

June 30, 2026

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Always pleasant, and accomadating. I dropped my truck off last minute with a transmission issue and they had it done within the week! More

by adjutm
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Recommend Dealer
Yes

Other Employees Tagged: Ian Cavanaugh

Jun 30, 2026

Weirs Motor Sales responded

It’s great to hear our service team could fix your GMC’s transmission on short notice and have you back on the road within a week. We appreciate you sharing your experience and look forward to helping you again.

June 29, 2026

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I appreciate them and the service I get there is very impressive snd prompt …thank you More

by brannenjennifer97
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Recommend Dealer
Yes
Jun 29, 2026

Weirs Motor Sales responded

It’s great to hear that the service on your GMC Terrain was both impressive and prompt. We appreciate your feedback and look forward to serving you again. Thank you for the kind words.

June 25, 2026

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Extremely professional and caring staff members. Always quality service no matter the department. My appreciation shared with all. ! More

by jdianebass
Service Price Transparency
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Recommend Dealer
Yes

Other Employees Tagged: Ian Cavanaugh , Mark Goneville

Jun 25, 2026

Weirs Motor Sales responded

It’s great to hear our team’s professionalism and caring manner made a difference. We’re pleased we could provide consistent quality service for your GMC Acadia across every department. Please let us know if there’s anything more we can do for you.

June 23, 2026

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I’ll start with my salesman Mark Gonnevillle when I have any concerns I go to him first he sold me the vehicle and he is always there for me . The service department Greg Martinez. And service manager Ia More

by dwaynefoglio
Service Price Transparency
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Recommend Dealer
Yes

Other Employees Tagged: Mark Gonneville, Ian Cavanaugh

Jun 23, 2026

Weirs Motor Sales responded

Thank you for the five-star rating and for sharing your experience. We’re glad Mark has been your go-to resource and that Gregg and Ian keep you updated and address any concerns promptly. It’s wonderful to hear they make you feel supported when servicing your GMC.

June 22, 2026

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Honest, quick and efficient! Great job. Thank you for all your help. They are easy to connect and schedule appropriately More

by suelefebvre66
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Recommend Dealer
Yes

Other Employees Tagged: Josh Laverrier

Jun 22, 2026

Weirs Motor Sales responded

We’re thrilled our team delivered honest, quick, and efficient service for your GMC Canyon. We’re glad scheduling was seamless and appreciate you trusting us with your maintenance. We look forward to assisting you again.

June 17, 2026

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Had excellent service done on my car. And the staff was completely professional. Chandler was excellent and so wasn’t Gregg Martinez. More

by tammynava7
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Recommend Dealer
Yes

Other Employees Tagged: Chandler Case

Jun 17, 2026

Weirs Motor Sales responded

Thank you for sharing your feedback on the service for your Buick Encore. We’re delighted Chandler and Gregg provided excellent and professional support. We look forward to helping you again.

June 15, 2026

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As a new customer to this dealership they treated me nicely and addressed all of my concerns. Even though it’s further away than who I bought the truck from I prefer this service department. Having a mu More

by Myrick44
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Recommend Dealer
Yes

Other Employees Tagged: Courtney Brunelle

Jun 16, 2026

Weirs Motor Sales responded

Thank you for choosing our service department for your GMC 2500. It’s great to know our team addressed all your concerns and that the multipoint inspection was beneficial. We look forward to welcoming you back, despite the distance.

June 15, 2026

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Gregg is the best has always done very well for us o can’t forget Courtney More

by redtruck04049
Service Price Transparency
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Recommend Dealer
Yes
Jun 15, 2026

Weirs Motor Sales responded

We appreciate you recognizing Gregg and Courtney. It’s great to hear they have consistently delivered excellent service on your GMC Canyon. We look forward to welcoming you back.

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