San Diego's Trusted Engine Re-Manufacturing and Machine Shop Specialists

North County 760-745-4104 N. County Inland 858-888-7430 South County 619-915-6182 Temecula 951-900-4760


At MJM Engines, we are a family owned and operated mechanical transmission repair business who offers you the ultra-fast service and outstanding customer service that you deserve.

Enjoy the peace of mind that comes from knowing that your vehicle is only being worked on by ASE certified mechanics who specialize in transmission repair and service. For the convenience of our customers, our repair shop offers a wide range of services. You can find a list of the services provided on the Services page.

To schedule an appointment, please contact us or give us a call!


In addition to transmission repair, some of the services we offer include:

4×4 Repair, Non-Electric Diagnosis
Automatic Transmission Repair,
PTO-Power take off,
Custom 4X4 Transmissions, Shift Kit Installations,
Electrical Diagnosis, Transfer Cases, Fleet Commercial Vehicle,
Manual Clutch Service & Repair,
Transmission Rebuild, Repair & Service,
Manual Transmission Repair.
and much more!

Another reason to bring your transmission issue to the experts is that it can save you a lot of money from unnecessary work. A mechanic without our specialized experience may diagnose your vehicle’s problem incorrectly and tell you that you need a new transmission when in reality, your car only needed a simple repair, such as a fuse, a relay, a cable, or a loose electrical connection. It could even be an external sensor that needs adjusting.

Save yourself a lot of time, trouble and expense by getting a correct diagnosis right from the beginning, along with expert care, reasonable prices, a professional and highly trained staff, and a name you can trust. If you need a transmission repair shop, look no further! We look forward to adding you to our long line of happy customers!

Trusted Transmission Repair Shop

A Commitment to Complete Customer Satisfaction

At MJM Engines, our number one goal is complete customer satisfaction. Every day, with every customer, we focus on providing high-quality auto repair services coupled with top-notch customer service. With countless 5-star reviews and customer testimonials, we are proud of our reputation as one of the San Diego area’s most trustworthy auto repair shops.

Services and Specialties

We are pleased to offer a wide variety of the most commonly requested auto maintenance and auto repair services which include: oil changes, brake services, tire rotations, timing belt replacements, and many more.

To schedule an appointment, please contact us or give us a call!


MJM Engines Location