Gary On-Site Truck Repair

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TransChicago Truck Group

IFleet Services – Mobile Truck Repair

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Big Gary Mobile Truck Repair

Indiana is a massive truck route state. It is noted for its numerous trucking highways, running between towns like Indianapolis, Fort Wayne, South Bend…and of course, Gary.

Seems like every sort of merchandise in the U.S. comes from a warehouse in Indiana. To keep their trucks rolling, drivers in The Hoosier State rely on Big Gary Mobile Truck Repair. They know we’re experts at engine repair, transmission repair, truck brake service, truck trailer repair, and so much more.

Big Gary Mobile Truck Repair lies at the heart of an industrial society. We work hard for our hard working drivers. Schedule your truck repair, maintenance, or inspection today.

Big Gary Mobile Truck Repair: (219) 400-7846.

Commercial Vehicle Repair

Your business needs its trucks at the top of their game—and Big Gary Mobile Truck Repair keeps them that way without slowing you down. We provide complete mobile repair and maintenance services for all types of commercial vehicles, helping fleets large and small stay road-ready.

Our certified technicians come directly to your location, equipped to handle mechanical, electrical, and hydraulic issues on-site. With fast diagnostics and reliable repairs, we get your equipment back in service and keep your operations moving smoothly.

We Service vehicles like:

• Semi Trucks
• Dump Trucks
• Vans
• Tractors
• Buses
• Box Trucks
  

From heavy haulers to local delivery vehicles, count on Big Gary Mobile Truck Repair for professional, on-the-go repairs that keep your fleet running strong and your business on schedule.

Full Fleet Care For Your Trucking Business

How many rigs are in your fleet? No matter what its size, we’ll keep it cruising. We offer repairs and preventive maintenance that won’t dagger your downtime.

We provide complete fleet maintenance designed to keep your trucks reliable, compliant, and on the road. Our experienced technicians come to your lot or job site, handling everything from regular inspections and oil changes to brake service and electrical diagnostics. With our proactive approach, potential issues are caught early—preventing unexpected breakdowns and expensive repairs later on.

Whether you manage a few trucks or a large commercial fleet, our boys are happy to tailor a maintenance plan that fits your needs and budget. Count on Big Gary Mobile Truck Repair to keep your vehicles performing their best and your business running smoothly.

Engine Diagnostics and Repair

At Big Gary Mobile Truck Repair, we specialize in pinpointing and fixing engine issues fast—right where your truck is parked. Our advanced diagnostic tools read error codes, test sensors, and identify performance problems before they lead to major breakdowns.

Diesel Engine Services include:

• Fuel injector replacement and cleaning
• Turbocharger inspection and repair
• Glow plug and compression testing
• EGR and DPF system maintenance
• High-pressure fuel system repair

Gasoline Engine Services include:

• Spark plug and ignition system repair
• Fuel pump and injector service
• Timing belt and chain replacement
• Cooling system and thermostat repair
• Sensor and emission control diagnostics

It’s all part of the service you get when you call. And because we do everything onsite, your rigs don’t leave the lot until they’re ready to roll.

Truck Mobile Brake Repair and Maintenance

When it comes to safety and performance, your brakes can’t be ignored. Getting there on time is one thing—not being able to stop once you do get there…hoo boy!

Our team provides professional, on-site brake inspections, repairs, and replacements for commercial trucks and fleet vehicles. Our mobile mechanics service your rig wherever it’s parked—reducing downtime and keeping your business moving. We work on both air and hydraulic brake systems, making sure every component performs reliably under load and on long hauls.

Brake Components We Service:

• Air brake systems and lines
• Brake pads and shoes
• Rotors and drums
• Calipers and wheel cylinders
• ABS sensors and valves
• Brake fluid lines and master cylinders
• Slack adjusters and air compressors
  

Count on Big Gary Mobile Truck Repair to keep your truck’s brakes in top condition—safe, responsive, and ready for the road.

Commercial Vehicle Transmission Care

Your transmission is one of the hardest-working systems in your truck, and keeping it in top shape is essential for smooth shifting and long-term reliability. At Big Gary Mobile Truck Repair, we offer complete mobile transmission diagnostics, maintenance, and repairs for these types and more:

• Manual
• Automatic
• Automated Manual (AMT)
• Range
• Splitter
• Range-Splitter
  

We handle everything from fluid changes and filter replacements to clutch adjustments and full transmission rebuilds. Regular transmission care helps prevent costly downtime, extends component life, and keeps your rig running efficiently on every haul.

Trust Big Gary Mobile Truck Repair to keep your transmission operating at peak performance—mile after mile.

Commercial Suspension and Steering Service

A stable ride and precise steering are vital for every mile your truck travels. At Big Gary Mobile Truck Repair, we provide mobile suspension and steering service that keeps your rig smooth, steady, and safe. Our technicians come to you equipped to inspect, repair, and replace worn components that affect handling, alignment, and tire wear.

Suspension & Steering Components We Service include:

• Shocks and struts
• Leaf and coil springs
• Control arms and bushings
• Ball joints and tie rods
• Power steering pumps and hoses
• Steering gearboxes and linkages
• Suspension airbags and mounts
  

Count on Big Gary Mobile Truck Repair for expert suspension and steering care that keeps your trucks driving straight, smooth, and dependable.

Dial (219) 400-7846.

Electrical System Diagnostics and Repair

Electrical problems can bring any truck to a stop fast—but with Big Gary Mobile Truck Repair, help is never far away. Our mobile team specializes in diagnosing and repairing electrical issues on-site, saving you time and towing costs.

Using advanced testing equipment, we trace faults in wiring, sensors, alternators, and control modules to restore full functionality and reliability to your rig. From starting problems to lighting malfunctions, we’ve got it handled.

Just some of Electrical Components We Service include:

• Alternators and starters
• Batteries and charging systems
• Wiring harnesses and connectors
• Fuses, relays, and switches
• ECM/PCM module testing
• Lighting and signal systems
• Trailer wiring and plug connections

   

Keep your fleet running strong with dependable mobile electrical repairs from Big Gary Mobile Truck Repair—where we bring the fix directly to you.

Mobile HVAC Service and Repair

When you’re on the road all day, a dependable heating and cooling system isn’t just a comfort—it’s a necessity. At Big Gary Mobile Truck Repair, we provide full-service mobile HVAC diagnostics, maintenance, and repair for commercial trucks and fleet vehicles. Our technicians handle everything from weak airflow and refrigerant leaks to heater core and blower motor issues, ensuring your cab stays comfortable in every season.

You get service for parts such as:

• A/C compressors and condensers
• Evaporators and expansion valves
• Blower motors and fans
• Heater cores and control valves
• Cabin air filters and ducts
• Refrigerant recharge and leak detection
• Climate control switches and sensors

   

Stay cool in summer and warm in winter with on-site HVAC repair from Big Gary Mobile Truck Repair—keeping drivers comfortable and trucks running efficiently.

Cooling System Maintenance and Repair

Overheating can stop your truck cold—but with Big Gary Mobile Truck Repair, cooling system issues are handled quickly and professionally wherever you’re parked. Our mobile mechanics inspect, flush, and repair your entire cooling system to prevent breakdowns and protect your engine from heat damage. We use diagnostic tools to detect leaks, pressure problems, and circulation issues before they become costly repairs.

We cover issues with:

• Radiators and coolant hoses
• Water pumps and thermostats
• Fan clutches and belts
• Coolant reservoirs and caps
• Heater and bypass hoses
• Temperature sensors and switches
• Cooling system flush and refill
  

Keep your engine at the right temperature mile after mile with mobile cooling system service from Big Gary Mobile Truck Repair—reliable care that keeps your fleet running cool and efficient.

Truck Trailer Repair and Maintenance

Be it suspension, lighting, latches, tires, wiring, or anything else causing you trailer troubles—put Big Gary Mobile Truck Repair on the case. Our mobile team handles all types of trailer repairs right where you’re parked, saving you time and keeping your loads moving. From structural fixes to electrical and brake work, we’ve got the tools and expertise to get your trailer back in service fast.

We Repair and Service:

• Reefers
• Dry Vans
• Hotshots
• Flat-beds
• Curtainsides
• Tankers
• Conestogas

   

And more. No matter what kind of trailer you haul, we’ll make sure it’s road-ready, reliable, and INDOT-compliant. With Big Gary Mobile Truck Repair, you get expert mobile trailer service that keeps your fleet safe, efficient, and always rolling forward.

Frame & Body Repair

Accidents, wear, and heavy hauling can take a toll on your truck’s frame and body—but Big Gary Mobile Truck Repair has you covered. Our mobile team provides expert frame straightening, dent repair, panel replacement, and structural inspections to restore your truck to safe, road-ready condition. We handle everything from minor body damage to major structural issues, ensuring your vehicle remains durable, compliant, and fully functional.

Frame & Body Services Include:

• Frame straightening and alignment
• Dent and scratch repair
• Panel and bumper replacement
• Welding and structural reinforcement
• Rust and corrosion repair
• Door, hood, and cab adjustments

Keep your trucks strong, safe, and looking their best with mobile frame and body repair from Big Gary Mobile Truck Repair—expert care wherever you need it.

24/7 Emergency Roadside Assistance

Big Gary Mobile Truck Repair offers fast, reliable 24/7 emergency roadside service for trucks and commercial fleets. Wherever you are in Lake County or nearby areas, our mobile technicians respond quickly to get you moving again. From flat tires and battery failures to engine trouble and trailer issues, we handle on-the-spot repairs to minimize downtime and keep your business running.

Emergency Services Include:

• Jump-starts and battery replacement
• Tire repair and replacement
• Fuel delivery and lockout assistance
• Engine and transmission troubleshooting
• Brake and suspension fixes
• Trailer and electrical emergency repairs
  

With Big Gary Mobile Truck Repair, help is always just a call away—any time, any place.

INDOT Compliance

The importance of trucks staying INDOT-compliant cannot be understated. Our technicians perform inspections, repairs, and maintenance that meet Indiana Department of Transportation standards, helping your fleet pass inspections and avoid costly violations.

From brakes and lights to suspension and tires, we make sure your trucks and trailers meet all safety and regulatory requirements—keeping your fleet road-legal and your business running smoothly.

Call Us For Expert Care!

From routine maintenance and engine diagnostics to trailer repairs, HVAC service, and emergency roadside assistance, our mobile team brings expert care directly to your trucks. We handle all types of commercial vehicles and trailers, ensuring reliability, safety, and compliance at every mile.

Count on us to minimize downtime, maximize performance, and keep your business rolling forward. When you need fast, professional, and convenient truck repair, Big Gary Mobile Truck Repair is ready to serve—anywhere, anytime.

Big Gary Mobile Truck Repair: (219) 400-7846.