Torpedo Truck Repair is a top-rated heavy-duty truck and semi truck repair shop in Chicago, IL serving the Chicag area. Our experienced diesel mechanics specialize in commercial diesel truck repair, semi trailer repair, fleet maintenance, engine diagnostics, brake and suspension repair, cooling system service, DPF/DEF aftertreatment repair, and DOT inspections. We also provide fast and reliable 24/7 emergency roadside assistance for trucks and trailers to get drivers back on the road quickly. Our technicians service Freightliner, Volvo, Kenworth, Peterbilt, and International trucks. Torpedo Truck Repair is trusted by owner-operators and fleets for honest service, professional repairs, and minimal downtime.