Trailer repair service near Martinez, CA

We are a complete, fully insured, heavy duty equipment and truck repair shop on wheels. We offer specialized services that can’t be found in any one shop – mobile or not.

Staff at Sierra Truck & Van were curteous, informative and results-oriented. Hugh not only gave me a great esitmate, but pitched in and personally used his considerable knowledge, expertise and experience to modify both the replacement parts and truck parts to ensure a perfect fit and smotth operation - all at a modest price! Great people = great business and Hugh & crew at Sierra are GREAT!

Diablo Marine & Trailer Service is here to help you put new life into your older outboard motor with all the right parts. Whether you are tuning up your 1950's or 80's ski boat motor or have just rescued Grandpa’s old fishing motor from the barn, or the a great yard sale flea market find, there is no better place to find the parts you need. Having been in business for 40 years we have a wide variety of vintage parts you never know you might find what you have been looking for. Have a new motor need parts? Don’t see what you need give us a call or send a email and we can help you get the parts you need to get you back in the water. We have a variety of older Johnson and OMC Parts along with all of your regular service parts for; Yamaha Outboard, Mercury Outboard, Evinrude Outboard, and Volvo Penta. We also have a large selection of Trailer parts and accessories.