Guy's Auto Master, St. George: Hours, Services and Reviews

Guy's Auto Master is an independent auto repair shop at 583 N 3050 E in St. George, Utah. Its certified mechanics work on domestic and import cars and trucks of all makes, with brakes, air conditioning, transmissions, electrical systems and 4x4 service as the core of the work. The shop is open Monday through Friday, 8 a.m. to 5 p.m., and closed Saturday and Sunday. Phone (435) 627-9212.

What does Guy's Auto Master do?

General and major repair for cars and light trucks. The shop's website lists brake service, A/C repair, transmission service, electrical and electronic diagnostics, 4x4 and drivetrain work, engine repair and maintenance, and routine car and truck care for both Asian and domestic vehicles. It displays the ASE (Automotive Service Excellence) mark, backs its repairs with a warranty, quotes special fleet pricing, and has an online form for after-hours vehicle drop-off. It does not advertise towing or a shuttle. To compare it with other shops, see the mechanics table on our St. George automotive directory.

Services

• Brake inspection and repair
• Air conditioning repair and service
• Transmission and engine repair
• Electrical and electronic diagnostics
• 4x4 and drivetrain service
• Scheduled maintenance for cars and trucks
• Fleet pricing for business vehicles

Hours

Vehicles can be left after hours using the drop-off form on the shop's website.

Reviews

Google shows a 4.4 rating from 132 reviews for Guy's Auto Master (checked October 11, 2026). Reviewers most often mention honest diagnoses, fair pricing and no upselling; several describe same-day air conditioning repairs in summer.

Related guides

Car A/C fails early in the St. George heat; our auto A/C repair guide explains why and what a repair should cost. The auto services guide covers how to choose between shops, and nearby Wright Automotive is another independent shop on 3050 East.

By the St. George Word of Mouth editorial team. Facts checked October 11, 2026 and hours rechecked October 15, 2026 against autorepairstgeorge.com and the shop's Google Business Profile. SGWOM is an independent local guide and is not affiliated with Guy's Auto Master.