Mobile Service

Our mobile commercial repair services span a broad spectrum. They are designed to keep your fleet running smoothly without needing to bring each vehicle into the shop. We deliver high-quality solutions that align with your schedule, wherever you are, including scheduled on-site warranty repairs, recalls and product bulletins.

• Freightliner, Western Star and FCCC
• Detroit, Cummins and CAT Diesel Engines
• Detroit DT12 and Eaton Transmissions
• Detroit, Eaton and Meritor Axles
• Wabco and Bendix ABS Systems
• Scheduled On-Site Diagnostic and Repair Services
• 24/7 Emergency and Roadside Assistance Repairs
• Scheduled On-Site and Contract Preventative Maintenance Services

Don’t waste your time and money with a mobile repair service that lacks the training and expertise to properly repair your truck. Avoid the wait and expense of having your truck towed by calling us first. Our factory-trained and fully certified technicians will come to your facility or roadside location to diagnose and repair your truck on-site. 

Other advantages of working with us include:

• Comprehensive capabilities: Whether it’s routine maintenance or complex engine repairs, our teams can handle all aspects of truck service on-site, from diagnostics to final testing.
• Quick response time: We understand that time is money. Our mobile service is structured for fast deployment, ensuring we respond to your needs promptly and reduce vehicle downtime.
• Tailored service solutions: Each client’s needs are unique, and our services are customized to meet the specific demands of your fleet, providing personalized service plans that align with your operational goals.
• Effective warranty and documentation handling: Our team takes charge of the entire warranty process from claim to resolution, providing peace of mind and freeing you from the paperwork burden.
• Exceptional customer service: Our commitment to excellence extends beyond repairs — we strive to build lasting relationships with our clients by providing reliable, courteous and effective customer service every time.
• Reliability and trust: As a family-owned business with decades of experience in mobile commercial truck service, we understand the importance of building lasting relationships with our clients. We treat every truck as our own, focusing on safety, reliability and cost-effectiveness.
• Highest quality parts and materials: We stock our mobile service units with a broad inventory of premium parts so that every repair can be done right the first time, maintaining the integrity and longevity of your fleet.

Contact us today and experience the difference of our family-owned touch: 

• Phone: 732-287-9331
• Email: mobileservice@campbellsupply.com

Our OEM-certified technicians are specialists in mobile commercial repair services who bring extensive expertise to every service call. Whether it’s engine complications, electronic malfunctions or hydraulic issues, we have the skills and tools to solve your problems on the spot. Here’s a closer look at our areas of expertise:

Diesel Engines
Overhaul & major mechanical
 Advanced electronic engine controls
 Fuel injection systems
 Engine lubrication system
 Air intake systems
 Engine cooling systems
 Engine exhaust systems
 Engine tune-up & overhead adjustments
 Engine mounting

Cooling System
 Radiator
 Charge air cooler
 Hoses & belts
 Fan hub & clutch
 Fan blade
 Water pump
 Oil cooler
 Coolant system flush & refill

Fuel System
 Fuel tanks & mounting
 Fuel supply & return lines
 Fuel pumps
 Fuel filters
 Fuel water separator filter

Exhaust System
 Exhaust aftertreatment system
 Diesel particulate filter (DPF) replacement/cleaning
 Diesel oxidation catalyst (DOC)
 Selective catalyst reduction (SCR) system
 Diesel exhaust fluid (DEF) system
 Exhaust pipes, flex pipes, clamps & seals
 Muffler & exhaust stack

Steering System
 Steering shaft
 Steering gear box
 Power steering pump & lines
 Pitman arm
 Drag link
 Tie rod bar & ends
 Steering knuckles & king pins

Drive Train
 Clutch
 Flywheel machining
 Transmissions
 U-joints
 Carrier bearing
 Driveline
 Yoke & yoke seals
 Drive axles
 Axle shafts & gaskets

Brakes, Air Systems & Wheel Ends
 Air compressor
 Air lines, tubing & fittings
 Air tanks
 Anti-lock brake system (ABS)
 Brake valves
 Brake chambers
 Brake shoes & drums
 Slack adjusters & S-cams
 Brake hardware
 Wheel hubs
 Wheel bearings
 Wheel seals
 Hub caps

Electrical System
 Cab & chassis wiring
 Starting & charging system wiring
 Batteries
 Starter
 Alternator
 Cab & chassis electrical controls
 Lighting
 Collision avoidance systems
 Roll stability control
 Detroit Assurance systems

HVAC Systems
 Complete A/C system service
 Compressor
 Condenser
 Dryer
 A/C lines
 Evaporator
 Bunk A/C system
 Electronic controls
 Reclaim, evacuate & recharge
 Complete heating system service
 Heater core
 Blower motor
 Blend air, mode doors & actuators
 Heater hoses, valves & pipe work
 Bunk heating system
 Auxiliary HVAC systems (Webasto, ParkSmart & etc.)

Suspension Systems
 Leaf springs
 Spring hangers
 Spring pins
 Suspension air bags
 Leveling valves
 Shocks
 Walking beams
 Lift axles

Available But Not Limited To:
 Engine derate & shutdown
 Check engine lamp on
 Shut down engine lamp on
 MIL lamp on
 Engine no start
 Loss of fuel system prime
 Fuel filter replacement
 Fuel run out (Up to 50 gallons of fuel can be delivered to your truck)
 Gelled fuel systems
 Jump start due to dead batteries
 Battery failures
 Engine belt failures
 Electrical issues
 Alternator failures
 Coolant leaks & coolant loss
 Compressed air system leaks
 Air dryer leaks & failures
 Compressed air system frozen
 Braking system issues
 Brake chamber leaks & failure
 Lighting failures
 Suspension issues
 Suspension air bag failure
 DOT inspection placed truck or trailer out of service
 Trailer issues
 Trailer lighting
 Trailer air leaks
 Trailer braking system
 Trailer brake chamber leaks & failure

Preventative maintenance is essential for keeping your trucks running smoothly and avoiding costly breakdowns. Our mobile preventive maintenance services can help you extend the life of your trucks and reduce your overall operating costs. We offer many preventative maintenance services, including a complete mobile lube skid containing fresh engine oil, transmission synthetic lube, drive axle synthetic lube and waste oil containment brought directly to your facility or yard. Complete PM services customized to your needs, scheduled or on contract. We can follow our PM inspection sheet or yours!

 Engine oil & filters changed
 Fuel filters changed
 Cooling system filter changed
 Air filters changed
 Cooling system flush & refill
 Transmission oil top off or oil change
 Drive axle oil top off or oil change
 Hub oil top off or oil change
 DEF system refill
 Washer fluid refill
 Chassis & driveline lubrication
 Brake inspection & adjustment
 Air dryer service
 Tire pressure check & adjustment
 Cabin or HVAC filters changed
 Routine maintenance
 Trailer PM & inspections
 DOT/Federal inspections
 NJ/NY State inspections