Transmission specialists
From the first diagnosis to a complete rebuild. Precision work by certified techs and master builders.
- Diagnosis & maintenance
- Transmission repair & rebuilds
- Clutch & flywheel repair

Honest work. Proven expertise. Peace of mind.
Family-owned since 1991, keeping San Diego moving
with transmission and auto repair you can trust.
Experience you can trust
100+ years of combined expertise
Free towing
With authorized major repairs
Flexible financing
Options available in store
All makes. All models.
Cars, trucks & commercial fleets
What we do best
Transmissions are our specialty. Taking care of your whole vehicle is our commitment. One trusted shop for the road ahead.
From the first diagnosis to a complete rebuild. Precision work by certified techs and master builders.
Keep the power moving. Expert care for the systems that connect your engine to the road.
Your trusted shop for the everyday essentials—and everything else your vehicle needs.

A local shop. A family legacy.
In 1991, Frank Gebase opened Miramar Transmission with a simple idea: do the job right, treat people honestly, and stand behind your work.
Today, his sons Frankie and Dillon carry that same commitment alongside our long-tenured team. From daily drivers to restored classics, we treat your vehicle like it belongs to our family.
35+
Years serving San Diego
100+
Years combined expertise
9
Full-service repair bays
Built for the bigger jobs
Commercial vehicles. Heavy-duty trucks. Diesel powertrains. With dedicated equipment and experienced hands, we help keep your business moving.
Talk to us about your fleet
Real expertise. Right here in Miramar.Our reputation rides with you
“Frank at Miramar Transmission offered extremely cordial and honest service... they will only tell you what you need and not try to sell you on anything else.”
Tina D.
San Diego, CA
“I was told by 2 shops that I needed a new transmission... Turns out it was not my transmission at all, but rather a wheel bearing... They've definitely solidified a repeat customer.”
Molly P.
Yelp review
“Fair price and outstanding customer service from beginning to end... They even do a recheck at 500 miles for free, that's how much they stand behind their work.”
Navy Blue L.
Norfolk, VA
A little clarity goes a long way
Free 15-minute diagnostic. Straight answers. No pressure.
Before you stop by
Have a different question? Give us a call. You’ll talk to a real person who’s ready to help.
(858) 549-3777Our free 15-minute diagnostic check includes a computer scan, road test and visual inspection. No strings attached. If a more in-depth evaluation is needed, we'll discuss the next steps with you first.
Yes, with authorized major repairs. The towing cost is discounted to $0 once a major repair is authorized. Call us to discuss your vehicle and arrange towing.
Financing is available in store. Our service team can walk you through the options when you visit or call.
We offer a warranty on transmission work, and customers describe follow-up rechecks at around 30 days or 500 miles. Ask our team for the specific warranty terms for your repair.
Absolutely. We service all makes—from everyday cars and vintage vehicles to diesel trucks, commercial fleets and heavy-duty vehicles. Our facility has 9 full-service bays and heavy-duty truck lifts.
Right here in your neighborhood