Group 1 GMC Southwest
Houston, TX
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Not the best I buy a AT4X 2026 last year the dash cam installed at the dealer when buy the truck the Rear dash cam never work I bring the truck back and charge for replacement I ask for clean my truck i installed at the dealer when buy the truck the Rear dash cam never work I bring the truck back and charge for replacement I ask for clean my truck in and out next day sxochitll don’t answer my texts or calls so I go to the dealer and ask for my truck don’t clean and try to keep the dash cams replacement it’s my second truck buy there but after this I change my business to another dealer poor customer service 😞😞😞😞 More
Miguel Tamayo, TERRIBLE Customer Service. Disrespectful; Rude; Ignorant; True xxxxxxx. I expected better treatment and transparency from a dealership. Unfortunately, this experience did not m Disrespectful; Rude; Ignorant; True xxxxxxx. I expected better treatment and transparency from a dealership. Unfortunately, this experience did not meet those expectations, and I would be hesitant to recommend this dealership to others. I bought a Yukon Denali in 2025 and bought a 2026 Denali Sierra from this dealership. My plans were to purchase another car this year or next and I will not make this mistake again. Miguel should be Fired and not eligible to work at a car dealership again without proper training. More
I had an excellent experience with the service department at this dealership. From start to finish, the process was smooth, professional, and efficient. My service advisor was outstanding — friendly, knowled at this dealership. From start to finish, the process was smooth, professional, and efficient. My service advisor was outstanding — friendly, knowledgeable, and kept me updated every step of the way. She took the time to explain everything clearly and made sure all of my questions were answered. The work was completed on time, and my vehicle was returned clean and running perfectly. It’s hard to find customer service like this these days, and this team truly went above and beyond. I highly recommend this dealership’s service department to anyone looking for honest, reliable, and top-quality service. Definitely a 5-star experience! More
Poor customer service in the service department. Aaron is a liar and the manager Alex is worse, didn’t take the time to hear me out to even understand my concerns. Felt rushed off the phone. Aaron is a liar and the manager Alex is worse, didn’t take the time to hear me out to even understand my concerns. Felt rushed off the phone. More
A huge thank you to Steven Mauro and Group 1 GMC Southwest for going above and beyond throughout the entire process. Their knowledge, patience, honesty, and attention to detail made everything smoot Southwest for going above and beyond throughout the entire process. Their knowledge, patience, honesty, and attention to detail made everything smooth and stress-free. They answered every question, kept me informed every step of the way, and truly made me feel valued as a customer. More

