Coulter Cadillac Buick GMC
Phoenix, AZ
Hours
Sales/Showroom
Monday 8:00 AM - 8:00 PM
Tuesday 8:00 AM - 8:00 PM
Wednesday 8:00 AM - 8:00 PM
Thursday 8:00 AM - 8:00 PM
Friday 8:00 AM - 8:00 PM
Saturday 8:00 AM - 6:00 PM
Sunday 12:00 PM - 5:00 PM
Service
Monday 7:00 AM - 5:00 PM
Tuesday 7:00 AM - 5:00 PM
Wednesday 7:00 AM - 5:00 PM
Thursday 7:00 AM - 5:00 PM
Friday 7:00 AM - 5:00 PM
Saturday 8:00 AM - 12:00 PM
Sunday Closed
Parts
Monday 7:00 AM - 5:00 PM
Tuesday 7:00 AM - 5:00 PM
Wednesday 7:00 AM - 5:00 PM
Thursday 7:00 AM - 5:00 PM
Friday 7:00 AM - 5:00 PM
Saturday 8:00 AM - 12:00 PM
Sunday Closed
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Showing 210 service reviews
I really wish I could give a good review but for a plethora of reasons at this point, it was not earned. I made an appointment via their online service appointment system for 10/9., I received a text plethora of reasons at this point, it was not earned. I made an appointment via their online service appointment system for 10/9., I received a text message confirmation of my appointment and when I was on my way to the dealership, I ran into some traffic. I was going to be about five minutes late, so I called the dealership to let them know on the line with the reception, they could not find my information, so the reception told me she still come in and she would give me a new appointment at the 15 minute after giving me extra time to arrive. Then I received a text message confirmation of this new appointment upon arrival Mr Hendrix was busy, so another person was trying to check in, but they cannot find any of my information in the system, that person said they would get it figured out and I would be helped in no time, he said he would be right back (that it was only his 2nd day) but that he would find Mr Hendrix and get me helped. I was left in my vehicle in the line that they have, after 30 minutes of waiting, and nobody coming back to my vehicle I flagged down another person that was walking by, and they said they would find Me Hendrix for me, about 10 minutes later, Mr. Hendrix arrived, and I was able to get to the vehicle checked in. It took a couple days before I found out what needs to be done. I was happy when he told me that one of the items only required a system reset and it worked good now, but I guess I got Happy too soon because I was charged over $200 for that… the rest of the items totaled almost $5k, I approved the work on 10/14, after 10 days with no update I reached out to Mr Hendrix using their text system, and it took 2 days to find out they were still waiting for parts, after another week (11/3) I requested an update and on 11/4 was told the vehicle was almost done, Mr Hendrix stated “we expect to be available for pickup this afternoon. I will reach out once I have keys in my hand for you”, on 11/6 (yes another 2 days) I received what looked like an auto generated text with an invoice attachment, I didn’t see anything saying Mr. Hendrix had my keys so I waited a little bit and then I asked if the automated message meant my vehicle is ready and a day later I got a response… “Yes” I wasn’t given a loaner so after almost a month it’s finally time to get my vehicle back and I ask if I can receive a ride to pick up my vehicle and I’m told yes, so I asked for that ride… and a day went by, so I asked for it again and a day went by… so on 11/9 I paid $40 for an Uber to go pick up my vehicle, Mr. Hendrix stopped responding completely, when I arrived, a nice lady helped me charge my card with fees that I wasn’t aware of in the beginning, and I got my vehicle back, it was dirty, not just from them having it for almost a month, but grease stains on the headliner grease stains on the sun visor even grease stains on the pillar on the driver side, even a couple bird drops, they did offer to clean it, but it was 6 PM I didn’t know how long that would take, and mr. Hendrix must’ve seen the vehicle, the Porter who brought the vehicle up saw it, the lady who helped me also saw the vehicle, and the “manger” she brought out to me and after all those hands they still gave it to me (after I spend over 4k and almost a month with them) like that… maybe that’s just how they do business there…… one thing I promise is I won’t make the mistake of doing is business with Mr Hendrix again, and most likely the Coulter “Family”! I hope you don’t make the same mistake!! More
Vida was very efficient and so kind. She made me feel comfortable and checked up on me to make sure I knew the progress of my car. She made me feel comfortable and checked up on me to make sure I knew the progress of my car. More
Unfortunately, I had a very disappointing experience with the service department. My service advisor was Bo Sigler, and my truck was kept for over a week for a control arm replacement. During that entire tim the service department. My service advisor was Bo Sigler, and my truck was kept for over a week for a control arm replacement. During that entire time, communication was extremely poor. I was not kept updated on the diagnosis, progress of the repair, or even notified that my truck was ready. I had to repeatedly call or physically show up just to get basic information. After the repair, my truck was released back to me shaking while driving and pulling to the left, which it was not doing before the repair. Bo’s response to this is to reach out to my warranty provider. The lack of communication was frustrating enough, but receiving my truck back with a new drivability issue is unacceptable. I expected much better communication, quality control, and attention to safety from a dealership service department. More
My review is to complement the exemplary service of Sam Mendoza who is my Service Advisory at this dealership and to acknowledge his professionalism and overall performance regarding my 2014 Cadillac ELR, Mendoza who is my Service Advisory at this dealership and to acknowledge his professionalism and overall performance regarding my 2014 Cadillac ELR, Hybrid, 2 door sporty coupe. He is amazing, awesome and treated us with the utmost respect and went over and above to make sure my vehicle was serviced with meticulous care. He got me a rental car through Hertz for approximately 4 days because of the lengthy process with my worthless warranty company, AGW (American Guardian Warranty) and the hoses, parts that had to be ordered as my vehicle is a hybrid, 2014 Cadillac ELR, a sporty 2 door coupe which I'm looking to replace here shortly, although this process was extremely lengthy from 06/25/25 - 07/12/25 (over 2 weeks it was not any fault of Mr. Mendoza's) when I got my car back as my husband went and picked up my vehicle. Mr. Mendoza did everything within his authority to get us a good price and looked for discounts to help us. I am extremely pleased with the care and concern he took in taking care of my vehicle needs as he has done several times before and I will continue to bring my vehicle into this dealership for him to handle all of my car needs. The staff within itself is very friendly and accommodating. I did leave a detailed message for his Manager, Michael as of 07/24/25, Thursday to let him know how amazing Sam is but never received a returned call, however I felt that someone in Management should be cognizant of his skills which are anything short of immaculate. Thank you, Sam for always taking good care of us, being very accommodating and cheerful and we will be in to give you a gift to show our appreciation for a job well done. She is driving and performing like a Boss on the streets! We truly appreciate you and will continue to trust you with my baby! More
I have been having my GMC truck serviced at this Dealership for about 3 years. My current service advisor is Luis Gil. He is very Professional and thorough. He keeps my truck in top working order an Dealership for about 3 years. My current service advisor is Luis Gil. He is very Professional and thorough. He keeps my truck in top working order and that gives me peace of mind when I take my truck out of town. Luis always comes in under what he quoted me and always has my truck completed when promised. Thank you Luis for making servicing my truck stress free. More
Special shout out to Luis Aziles for helping me with my rental car return and being super kind and understanding of the situation. He was a life saver and very professional and kind! rental car return and being super kind and understanding of the situation. He was a life saver and very professional and kind! More
I have been there for more than 10 times. Every time I go there they take care of me the right way. They are honest and well trained guys.Specially Mr Luis Aviles. He is the best. He is profe Every time I go there they take care of me the right way. They are honest and well trained guys.Specially Mr Luis Aviles. He is the best. He is professional and knows what he is doing. I have dodged pick up and been to other dealers to get my truck serviced, they never treated me like Coulter service department did. Plus Coulter GMC get your car or truck fast. They dont waste your time. I recommend this location to everyone who got GM car or truck. I appreciate you guys. More
I recently visited Coulter Cadillac for what should have been a simple oil change, and I won’t be returning after this disappointing experience. The service department’s lack of communication, professionali been a simple oil change, and I won’t be returning after this disappointing experience. The service department’s lack of communication, professionalism, and attention to detail made what should have been an easy process unnecessarily frustrating. At drop-off, I provided all the necessary details, including my maintenance contract. Basic tasks like verifying the contract and recording my truck’s mileage were mishandled, and despite having three hours to confirm payment through my service contract, the team failed to do so. When I arrived to pick up my truck, I was told the payment hadn’t been received, and I had to resolve the issue myself by contacting the service contract provider. Pricing was also an issue. I was charged more than the amount listed on the dealership’s website, and when I questioned the discrepancy, the service manager incorrectly claimed the charge included a tire rotation—something I hadn’t requested. His dismissive response and lack of accountability only added to my frustration. This experience left me questioning the integrity of the service performed and the dealership as a whole. From start to finish, it felt like the priority was upselling and deflecting responsibility, rather than providing honest and professional service. I’m sharing this experience to help others make informed decisions. Based on my visit, I cannot recommend Coulter Cadillac’s service department. More
Bo at Coulter Cadillac has serviced our GMCs for years and continues to provide the best service out there. He is always courteous, customer focused, and does a great job addressing any concerns about our and continues to provide the best service out there. He is always courteous, customer focused, and does a great job addressing any concerns about our vehicles. Thanks, Bo! More































