Best Transmission Repair Shops near San Marcos, CA
We have 13 mechanics in San Marcos on file. Only the highest-rated make our list: 2 of them made it, along with 8 from San Diego (21 mi).
2 open weekends · all 10 rated 4.5+
Data verified October 16, 2026
Motec Auto Care
Pettey's Auto Service
Transmasters Auto Care
KB Motorsports
University City Service Center
Listed for drivers in and around San Marcos, CA, these 10 shops work on transmissions. What each one says about rebuilds, warranty terms and the brands it handles comes from its own website; ratings and quotes come from public reviews.

Area overview: San Marcos, CA
The 10 mechanics on this page are rated from 4.7 to 4.9 across 2,832 reviews; all 10 have 50 or more reviews. The topics that come up most in reviews of the mechanics on this page are "price", "communication" and "diagnosis". 2 are open on Saturdays and 1 on Sundays. The services the mechanics on this page list most often on their websites are brake repair (2), brake services (2), brakes (2), check engine light (2) and clutch (2). 7 list staff certifications (ASE) and 7 have a BBB rating of A or A+. All 10 have ten or more years of experience, the longest 44 years. 3 offer financing; 2 give free estimates; 6 are family- or locally-owned and 7 list coupons or special offers. We have a website on file for all 10 of the mechanics on this page; all 10 publish a contact page; 4 list a public email and 6 take bookings online. We count these figures across the mechanics on this page; distances are straight-line, and hours and prices change, so confirm the details with the mechanic before you visit.
Do any shops listed for San Marcos offer financing?
3 of the 10 shops on this page say they offer financing. Transmission work is one of the larger repair bills a car can hand you, so terms are worth reading closely before you sign anything at the counter.
Miramar Auto Repair
Auto Tech Specialists Service Center
Metro Transmission and Automotive
Sheens Auto Care
Why these companies made our list
What customers say about mechanics near San Marcos
- “Such a great experience with this shop! The communication, fast service and the quality job they did fixing another shops mistakes on our transmission was amazing.” — customer of Metro Transmission and Automotive
- “Honest, dependable, trustworthy and communicative. Can't say enough good about Sam and his crew.” — customer of Transmasters Auto Care
- “The quality of work is simply superior. If I have any issues or trouble with my car, this is my go-to place.” — customer of Sheens Auto Care
- “They were very honest and transparent, and I had even asked additional questions if other services would help prolong the life of my transmission, and they said no, it wouldn’t and would not take my money.” — customer of Metro Transmission and Automotive
- “Sam was extremely fast, helpful, and professional! I thought I was having trouble with my transmission and Sam immediately checked out my vehicle.” — customer of Transmasters Auto Care
Excerpts from public reviews of the mechanics listed on this page.



