Mon – Fri | 7:00am – 6:00pm
Sat – Sun | Closed
Mon – Fri | 7:00am – 6:00pm
Sat – Sun | Closed
We are committed to delivering a better automotive experience. Cornerstone combines deep technical expertise with clear communication, so you can approach your vehicle’s maintenance with certainty, not stress.
Just pick the appointment time that works best for your schedule. Once you're booked, we'll take it from there and handle everything to get your vehicle sorted.
Our professional service advisor will handle your vehicle's care. We'll ensure you leave with clear service expectations and can offer a courtesy ride* home if you need one.
*Services may vary per location.
After ASE certified technician inspects your car, we'll send a detailed text or call with a clear cost estimate. This estimate will cover your main concern, flag any immediate safety issues, and outline future maintenance needs. We aim to keep you informed, empowered and confident.
Let us know if you need a ride back to the shop*, or feel free to stop by when it's convenient for you. Your service advisor will go over all the finished work, and you can take care of the payment right here. We hope to see you next time.
*Services may vary per location.
Drivers across San Antonio turn to Cornerstone Automotive for trusted, high-quality auto repair backed by integrity, precision, and genuine customer care. Conveniently located on Culebra Rd, our San Antonio shop delivers dealership-caliber service with the friendliness and honesty you’d expect from a neighborhood repair center. Our ASE-certified technicians handle everything from oil changes, brake repairs, and diagnostics to transmission service, engine work, and tire replacement—always using top-quality parts and the latest technology. Every repair is done with meticulous attention to detail to keep your vehicle safe, dependable, and performing at its best. At Cornerstone Automotive, we believe in clear communication and upfront pricing, so you’ll always know exactly what your car needs and why. For expert workmanship, fair rates, and service you can rely on, San Antonio drivers know they’ll find it right here on Culebra Rd.
Keeps your vehicle comfortable year-round by restoring efficient cooling and heating performance.
Identifies hidden issues quickly using advanced technology to ensure accurate repairs every time.
Covers all aspects of vehicle care, from diagnostics to major repairs, to keep your car running at its best.
Ensures reliable starts and consistent electrical performance across all vehicle systems.
Restores safe stopping power with expert inspection, repair, and replacement of vital braking components.
Resolves wiring, lighting, and power system problems to maintain smooth and dependable vehicle operation.
Prevents overheating by maintaining proper coolant flow, radiator function, and engine temperature control.
Improves power and efficiency by addressing issues with performance, combustion, and internal components.
Reduces emissions and restores engine efficiency through precise repair or replacement of exhaust components.
Follows manufacturer-recommended service intervals to protect performance and prevent costly breakdowns.
Keeps commercial vehicles dependable and efficient with timely maintenance and large-scale service management.
Keeps your engine clean, lubricated, and running efficiently with fresh oil and a new filter.
Restores smooth handling and control by repairing or replacing worn steering components.
Delivers a comfortable and stable ride by correcting issues with shocks, struts, and suspension alignment.
Improves traction, handling, and safety through tire replacement, balancing, and rotation services.
Restores smooth shifting and reliable power delivery through expert transmission maintenance and repair.
Enhances driving stability, steering precision, and tire life by setting your wheels to factory alignment specs.
of customers say we offer efficient and speedy service.
of customers say we are trustworthy.
like that we don't push unnecessary repairs.
of customers return for repeated services.
