About JJ DIESEL MECHANIC LLC
JJ Diesel Mechanic LLC in Columbus, Ohio handles diesel engine repair and DOT inspections for owner-operators and fleet managers across a 15-mile service radius. The shop serves Grove City, Hilliard, Groveport, Dublin, and Reynoldsburg, positioning it to support freight and commercial diesel work throughout the central Ohio region. Diesel-specific service means the operator understands the unique demands of heavy-duty engines and can diagnose and repair systems built for long-haul and vocational use. Call (614) 277-8137 for diesel engine repair and DOT inspection service.
Gallery
Our Services
DOT Inspections
Diesel Engine Repair
Diesel Specialist
Customer Reviews
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Verified Customer
Google Review
How a great speedy experience here peterbilt dealer told me it would be a week they can even get to my truck and found this shop here, I had a ABS module issue turn out to be a bad relay and also had my a/c recharge for a great rate 😀 ...
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Verified Customer
Google Review
Came here for electrical work in my fuse box. Problem solved about an hour and said what to do to prevent it from happening again
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Verified Customer
Google Review
What a decent and honest guy!! HE WORKS with a vigorous attitude!! JJ IS THE GUY U WANNA SEE FOR YOUR SEMI TRUCK!!