MM Service Group provides professional diagnostics, major mechanical repair, transmission rebuilding, engine rebuilding, fleet service, and mobile repair support throughout Chicago.
We focus on complex drivetrain and mechanical repairs, including full transmission and engine rebuilds, replacement, diagnostics, and related electrical or drivability issues.
From routine repairs to major mechanical jobs, we support individual owners, fleets, used car dealers, warranty companies, and commercial clients.
Rebuilds, replacements, solenoids, valve bodies, clutch issues, leaks, and diagnostics.
Timing, internal repairs, head gaskets, replacement engines, and full rebuild support.
Check engine lights, electrical faults, ABS, charging systems, cooling, and no-start conditions.
Mobile repair, roadside assistance, inspections, fleet support, and on-site service where available.
Brake systems, wheel bearings, steering, suspension, and safety repairs.
Compressor replacement, leak testing, evacuation, recharge, and climate diagnostics.
Fast repair coordination for used car lots, work vehicles, and recurring commercial accounts.
Documentation, estimates, inspections, parts sourcing, and claim-related repair support.
Now serving customers with a dedicated garage at 348 N Ashland, giving us the ability to handle larger repairs, longer jobs, and more complex mechanical work.
For select diagnostics, inspections, minor repairs, dealer support, and fleet customers, we continue to offer mobile service throughout the Chicago area.
We serve customers through referrals from used car dealerships, repeat clients, parts-store relationships, local promotions, flyers, and direct commercial accounts.
Send your vehicle information, symptoms, and location. We will follow up with next steps for shop service or mobile support.
Email service@mechanicnet.net