477 N. EL Camino Real
Oceanside, CA 92058

Mon - Fri: 8:00AM - 5:30PM

Sat: 8:00AM - 3:00PM

Sun: Closed

97.8% would refer friends and family to us

5 stars Customer since 2006

We've trusted our car repair needs to Cornerstone Automotive since we moved to San Diego County 20 years ago.

We would ... Read More

5 stars Customer since 2009

Excellent communication and service. Seems like a really honest mechanic. I will continue to recommend Cornerstone.

5 stars Customer since 2017

This is for 2 cars. One needed an oil change and the other needed a battery. Good work with no hassle on both counts.

5 stars Customer since 2017

Great service, great people.

5 stars Customer since 2014

Casey took good care of me once again.

5 stars Customer since 2017

very good and experienced auto mechanics

5 stars Customer since 2017

very good

5 stars Customer since 2005

Thanks again for such quick and pleasant service.

5 stars Customer since 2015

Bruce & Casey honestly evaluated my auto and due to extreme cost of repairs (complete retrofit of air-conditioning syste ... Read More

5 stars Customer since 2017

I had a tremendously good experience at Cornerstone Auto. They were professional, friendly, and willing to take the tim ... Read More