Popular Cities
We have 12 mechanics in San Marcos on file; 3 of them are on this list, along with 21 from San Diego (21 mi).
6 open weekends · 23 rated 4.5+
Data verified October 16, 2026
Listed for drivers in and around San Marcos, CA, these 24 shops work on medium and heavy duty trucks. What each one says about fleet accounts, road service, inspections and hours comes from its own website; ratings and quotes come from public reviews.
The 24 mechanics on this page are rated from 4.4 to 4.9 across 6,550 reviews; all 24 have 50 or more reviews and 23 are rated 4.5 or higher. When customers rate these mechanics on specific qualities, they most often praise professionalism (91%), quality (82%) and punctuality (68%). The topics that come up most in reviews of the mechanics on this page are "diagnosis", "price" and "communication". 6 are open on Saturdays. The services the mechanics on this page list most often on their websites are engine repair (4), transmission repair (4), auto repair (3), oil change (3) and suspension (3). 7 list staff certifications (ASE) and 20 have a BBB rating of A or A+. Domain records put 18 websites of the mechanics on this page at ten or more years old; the oldest dates from 1998. 5 offer financing; 3 give free estimates; 10 are family- or locally-owned and 14 list coupons or special offers. We have a website on file for all 24 of the mechanics on this page; 15 publish a contact page; 8 list a public email and 10 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.
3 of the 24 shops sit inside San Marcos; the rest come from other towns. Truck shops need land, long approaches and highway access, so they end up on the edge of town. Drivers already plan around that.
- “Very knowledgeable, honest and friendly staff. I generally know what I’m talking about with my truck, but I got the feeling that they’d be just as helpful and honest if I didn’t have a clue.” — customer of The Truck Shop: Toyota/Lexus/Scion
- “Great experience… Tiffany and her team diagnosed and repaired my diesel in the quoted timeframe and with no extra cost added to the original estimate fortunately.” — customer of Performance Auto
- “I’ll always be grateful to Sean and his team for their confidence and professionalism in repairing my truck back to her original condition.” — customer of Convoy Auto Repair
- “These guys could have charged me for a preemptive repair but chose to be honest.” — customer of Wentworth Automotive
- “I have been running fleets for construction companies, and the Performance Auto team is honest, forthright, affordable, quick.” — customer of Performance Auto
Excerpts from public reviews of the mechanics listed on this page.
