Marine Services
Expert Care for Your Vessel
Service You Can Trust
Keeping your vessel in peak condition is essential—whether you're planning a weekend cruise or preparing for a cross-lake voyage. Through our partnerships with licensed marine service professionals, Dunigan Marine Group ensures your boat gets the expert care it deserves.
Our primary service partner, Capt. John Yacht & Pleasure Craft Services, brings decades of experience servicing yachts and pleasure craft across the Great Lakes region from their base on the Nautical Mile in St. Clair Shores.
Licensed & Insured
All service partners carry full marine licenses and comprehensive insurance coverage.
Decades of Experience
Seasoned marine technicians and USCG-certified captains you can count on.
Great Lakes Region
Based on the Nautical Mile in St. Clair Shores, serving boaters across Southeast Michigan.
Services We Offer
From routine maintenance to major overhauls, our service partners deliver professional-grade work across every system on your vessel.
Diesel & Gas Engine Service
Complete maintenance and repair for Detroit Diesel, Cat, Cummins, MAN, Volvo Penta, Yanmar, Mercruiser, Crusader, and more.
Generator Service
Comprehensive generator maintenance and repair across all major makes and models to keep your onboard power running reliably.
Propulsion & Drive Service
Expert work on gears, drives, shafts, struts, and props to keep you running smooth and efficient on the water.
Preventative Maintenance
Scheduled service programs designed to extend the life of your vessel and prevent costly breakdowns before they happen.
Engine Rebuilds
Complete engine overhauls and rebuilds to factory specifications, restoring performance and extending your powerplant's lifespan.
Captain & Transport Services
Coast Guard Certified captains (100-ton) available for vessel delivery, sea trials, and onboard entertaining.
Brands We Service
Don't see your engine listed? Contact us—our service partners work with most major marine engine manufacturers.
Need Service for
Your Vessel?
Tell us what your boat needs and we'll connect you with the right marine service professionals for the job.