$89.95A/C Tune Up
Includes: Freon top off and deodorizer. Not valid with other offers.
NEW Customer Special!
Get $15 off $100 or more
$25 Off $250 or more
$50 off $500 or more.
Shop supplies and environmental fees extra. Valid for most vehicles. Excludes tires and batteries. Not valid with any other special offers.
$49.95 Semi-SyntheticValvoline LogoOil Change Special
Includes 5 qts of synthetic blend oil, filter and chassis lube. Shop supplies and environment fees extra. Valid on most vehicles. Not valid with any other special offers.
GMC Service in Florissant, MO | Gary's Auto ServiceGMC Yukon Denali 1 by David Guo , used under CC BY 2.0

GMC Service in Florissant, MO

Has the time come for auto repair for your GMC? If your answer is yes, then turn to the auto mechanics at Gary’s Auto Service in Florissant. As the go-to auto repair shop in the region for GMC service for thirty years and counting, it is easy to see why the level you receive at Gary’s Auto Service goes unrivaled in the community.

With a keen eye for detail, we will perform a bumper-to-bumper inspection. At Gary’s Auto Service in Florissant, our technicians will identify the underlying cause of any issue affecting your GMC, and we will send you the results of our inspection, via email or text message. If you have any questions, ask, and they will be answered honestly and accurately. We won’t pressure you into action; we want you to drive in a happy and healthy vehicle, and to accomplish this goal, we can prioritize which services need to be completed immediately and which repairs can wait.

However, don’t just take our word for it. Here is a recent 5-star review from one of our happy customers about their experience at Gary’s Auto Service in Florissant for GMC service:

“Always wonderful customer service. Price is fair, and a lot of time is given to ensure you are satisfied with the service provided. Definitely my first choice for all matters related to my vehicle.” -- Orville M.

Gary’s Auto Service has dedicated itself to providing Florissant customers with the highest quality GMC service. From bumper to bumper, our auto mechanics got you covered. Schedule an appointment today. We are conveniently located at 1779 N Hwy 67, Florissant, MO 63033, and we are open Mon - Fri: 7:30 AM - 5:30 PM.

Gary's Auto Service is committed to ensuring effective communication and digital accessibility to all users. We are continually improving the user experience for everyone, and apply the relevant accessibility standards to achieve these goals. We welcome your feedback. Please call Gary's Auto Service (314) 831-5843 if you have any issues in accessing any area of our website.