About
On Site Mechanical is Chicago’s premier heavy-duty truck repair shop, specializing in fleet services, mobile repairs, and 24/7 roadside assistance. Since 2004, On Site Mechanical has been a family-owned and operated heavy-duty diesel repair shop proudly serving Chicago, IL, and the entire Chicagoland area. Their state-of-the-art facility and 5-acre lot provide ample space for repairs, parking, and storage. With seven fully equipped mobile service trucks, they bring the shop to you, ensuring top-tier mobile services wherever you are. They offer a full range of services including welding and fabrication, liftgate repairs, fleet services, DOT inspection, truck parts, collision repair, roadside assistance, washing & detailing, trailer repair, axle repair, body work, tire repair, brake repair, express lube oil & fluid, driveline repair, and suspension repair.
