Tustin Buick GMC
Tustin, CA
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I purchased a brand-new 2026 GMC Yukon AT4 Ultimate from Tustin Buick GMC on May 16, 2026. Unfortunately, what should have been an exciting purchase turned into a nearly five-month ordeal over damage discov Tustin Buick GMC on May 16, 2026. Unfortunately, what should have been an exciting purchase turned into a nearly five-month ordeal over damage discovered shortly after delivery. I picked up the Yukon on May 18 with approximately 3 miles on the odometer and drove it directly home to Northern California. The vehicle remained garaged until May 26, when a professional shop preparing it for PPF and ceramic coating discovered roof damage near the shark-fin antenna. The Yukon had approximately 370 miles on it, almost entirely from the drive home. I immediately reported the damage to Tustin and provided photographs. Initially, my salesperson, Bryan, served as my liaison with dealership management. He was professional, responsive, and consistently communicated with me. On June 3, Bryan assured me in writing that the dealership would take care of the repair “100%.” Unfortunately, once I stopped communicating through Bryan and began dealing directly with dealership management, communication essentially came to a halt. Emails went unanswered, phone calls were not returned, and commitments were repeatedly left unfulfilled. I made every effort to minimize the dealership’s expense. The original repair estimate was approximately $5,500. After obtaining multiple evaluations, I secured a $2,525.44 estimate from a GM Certified Collision Center recommended by my local GMC dealership. Rather than authorize the local repair, Tustin’s management wanted me to return the vehicle to Southern California, approximately six hours away, without providing a clear transportation solution. After months of unsuccessful attempts to resolve the matter, I opened a case with GMC Customer Care. Even GMC’s repeated attempts to communicate with the dealership failed to produce a timely resolution. I eventually contacted dealership leadership directly, including General Manager and Owner Ronnie Blomquist. I provided a detailed explanation, supporting documentation, and a deadline for a response. That deadline passed without acknowledgment. It wasn’t until September 8, when I sent a formal written demand addressed to dealership ownership, that I finally received a meaningful response. Within approximately an hour, General Sales Manager Emil Cain called and agreed to authorize the $2,525.44 local repair. Unfortunately, even that commitment wasn’t immediately fulfilled. Emil subsequently promised in writing to contact the body shop by September 14. By September 16, the shop still had not received authorization and was attempting to contact Tustin itself. Only after another firm follow-up did Emil confirm authorization, and Tustin paid for the repair. The work was finally completed in October. I want to specifically recognize Bryan for his outstanding communication throughout the initial process. He consistently followed up, kept me informed, and genuinely appeared interested in helping. My frustration is not with Bryan. The difference between his customer service and my experience dealing directly with management was night and day. I also acknowledge that Emil ultimately authorized the repair and Tustin paid the full $2,525.44. I appreciate that the dealership eventually fulfilled its commitment. However, the eventual resolution does not erase nearly five months of delays, unanswered communications, and repeated follow-ups. When purchasing a brand-new vehicle of this caliber, customers should reasonably expect a dealership to stand behind its commitments and communicate professionally when problems arise. It should not take nearly five months, GMC Customer Care involvement, repeated escalations, and a formal written demand addressed to the dealership’s owner to resolve a $2,525 repair. This experience completely destroyed my confidence in Tustin Buick GMC’s management and after-sale customer service. I will never purchase another vehicle from Tustin Buick GMC or return for any future business. More
If i could give it 0 stars i would. Horrible experience with trying to sell my car to them. I received an instant offer and they proceeded to not even come remotely close to said offer. Horrible experience with trying to sell my car to them. I received an instant offer and they proceeded to not even come remotely close to said offer. I would stay away and. it waste your time if your trying to sell them a car. I got bounced around to 5 different people who were very confused More
I do not recommend buying from this dealership. Bought a brand new Buick from salesperson Sheyla. She was pleasant enough. Her manager and the finance guy were problematic. Paid cash. Accepted the Bought a brand new Buick from salesperson Sheyla. She was pleasant enough. Her manager and the finance guy were problematic. Paid cash. Accepted the Internet price plus a manufacturer rebate. Did not haggle at all. Just wanted the deal to be done and leave with the car. Next day discovered there were 3 hard inquiries made to my credit when I was told it would be a soft id verification and after detailing the vehicle they delivered it with a quarter tank of gas. A subsequent phone call from Sheyla apologizing for the inquiry became a rude rant from her manager, Faizon, after he got on the call. It's amazing how nice they are when they want your business and how unprofessional they can become once the deal is done. Thank God I won't have to deal with their service dept in the future as I'm from out of town. Take your business elsewhere. More
False advertising do not shop here, also extremely rude, they posted a truck online for certain price and did not honor it, heading to headquarters next they posted a truck online for certain price and did not honor it, heading to headquarters next More
I hate when i get ripped off or Cheated AND OR FRAUD and this is the case here at Tustin Buick GMC i took my vehicle for an oil change on Saturday the service advisor stated i need front and rear pads the this is the case here at Tustin Buick GMC i took my vehicle for an oil change on Saturday the service advisor stated i need front and rear pads the Teck stated they were at 3 mm both front and back that is bad for safety of my family but i didnt get them done there since i had lifetime on the pads This morning i took it to my mecanique as a surprise both of my pads were about 80 % good that is a rip off what thew want to do charge and change parts that are in good condition THAT I SEE IT AS THEM TRYING TO RIP OFF THE CUSTOMERS for non needed parts More
Found a truck online they had. Worked a deal with them. Then I have to come to the dealership to sign the papers. I live 2400 miles away. It’s 2026 I don’t understand their upper m Worked a deal with them. Then I have to come to the dealership to sign the papers. I live 2400 miles away. It’s 2026 I don’t understand their upper management policies. Probably the reason it’s rated a 3 stars. More
A Great SUV Undone by a Deeply Troubling Dealership Experience – 2025 Yukon XL AT4 Diesel at Tustin Buick GMC We purchased a 2025 GMC Yukon XL AT4 Diesel from Tustin Buick GMC in October 2025. What Experience – 2025 Yukon XL AT4 Diesel at Tustin Buick GMC We purchased a 2025 GMC Yukon XL AT4 Diesel from Tustin Buick GMC in October 2025. What should have been a straightforward, exciting upgrade quickly became one of the most disappointing dealership experiences we’ve ever had. 1. Pricing inconsistency before the sale A salesperson initially assured us they could “get us our number.” The next morning, the exact same vehicle appeared on the dealership’s own website for $1,000 less than the price we were offered. We still moved forward because we genuinely liked the vehicle and hoped to build a positive long-term relationship with Tustin GMC. 2. Nearly $17,000 in add-ons presented as a “stretch deal” During signing, the sales manager presented almost $17,000 in add-ons, insisting it was a “really good deal” and implying she had pushed hard on our behalf. We pushed back several times. While they eventually reduced the add-on pricing (not the vehicle price), we still ended up paying roughly double the normal market value for most items — and even purchased redundant coverage based on their assurances. 3. Immediate issue: damaged steering wheel We paid in full and left the same day. Shortly after, we noticed a cut in the leather steering wheel, which we reported immediately. No one provided pre-sale photos or documentation showing the steering wheel’s condition prior to delivery. 4. Communication breakdown when we asked for help When we later reached out regarding both the overpriced add-ons and the steering wheel, no one from sales, finance, customer relations, or management responded. Only when we formally requested to cancel certain add-ons did the finance manager call. During that call, he: • Interrupted repeatedly • Raised his voice • Dismissed our concerns • Told us, “If you don’t appreciate us, you can give the car back.” • Admitted that at least one add-on he sold us was redundant Following this, we requested written communication only due to the tone and unprofessionalism. The only written follow-up we received was a text asking us to mark the survey as “Completely Satisfied” with all 10/10 responses. 5. We still tried to resolve things professionally I spoke again with the customer relations representative, who remembered our case, admitted management had not been informed, and said he would escalate it so someone could reach out. No one ever did. 6. Vehicle issues under 2,000 miles — no response Before hitting 2,000 miles, the Yukon began showing transmission and 4WD system warnings. Again — no outreach, no follow-up, no support. 7. Only after posting our experience did Tustin GMC finally contact us — but only about the steering wheel We finally heard from Tustin GMC weeks later, after explaining our concerns in full. But even then, they only contacted us about the steering wheel, despite the fact that the caller said the customer-relations representative had briefed them on the entire situation. When we followed up in writing and detailed everything again — including stating that if they believe we misjudged the situation, no further communication was necessary — we stopped hearing from them entirely. 8. We also filed an official complaint with GMC Corporate Unfortunately, nothing changed. No follow-up, no accountability, and no attempt to address the larger issues. ⸻ BOTTOM LINE This review isn’t based on one mistake — it’s based on a pattern: • Inconsistent pricing • Add-ons sold far above market value • Redundant coverage sold as “necessary” • A damaged steering wheel immediately after purchase • No pre-sale photos provided • Poor communication • Unprofessional behavior • Pressure to provide perfect survey scores • Early mechanical warnings ignored • No resolution even after engaging repeatedly and filing a corporate complaint The Yukon itself is excellent. But our experience with Tustin Buick GMC was let’s say not great. More
My son and I recently visited Tustin Buick GMC to purchase a used vehicle. We were greeted by Josh and Guneet who assisted us. Both Josh and Guneet were extremely professional and personable. We were purchase a used vehicle. We were greeted by Josh and Guneet who assisted us. Both Josh and Guneet were extremely professional and personable. We were able to negotiate a great deal with a no nonsense approach. I would highly recommend them and the dealership to all my friends and family. Wyatt H. More
Avoid Tustin Buick GMC if you expect integrity, transparency, or even basic customer service. I purchased a used Porsche 911 Turbo from them in November, and within days the check engine light c transparency, or even basic customer service. I purchased a used Porsche 911 Turbo from them in November, and within days the check engine light came on, revealing an ignition system failure that directly affects smog compliance. This essentially means the dealership’s “passed” smog check was invalid from the start. When I brought this up, they initially refused to take responsibility — until I mentioned California Lemon Law protections. Only then did they agree to begin the process of fixing the issue. From that point forward, I encountered horrible customer service, deflection, and a complete lack of professionalism. I was treated like the problem — not someone who just wanted the vehicle they paid for to function properly. I had to spend my own money on rides and parts while they dragged their feet. One time, they had me sit at the dealership for over 7 hours, did absolutely nothing to the car, and didn’t even offer me a ride home. It wasn’t until April — 5 months later — that I finally had a car I could drive without a check engine light on. Even then, new problems have continued to surface, including a recent oil leak and prior pulley failures, all of which point to pre-existing issues. Despite repeated attempts, I still have not been provided paperwork or documentation for the repairs they performed. If you’re thinking of buying from Tustin GMC — don’t. Their behavior after the sale is disrespectful, slow, and negligent. You might get a car, but you won’t get any support, accountability, or peace of mind. More
