Carol Stream, IL · Mon–Fri, 9am–4:30pm
(630) 520-0103 service@bigrigfixer.com
Big Rig Fixer Request Service
Menu
Big Rig Fixer technician at work in the shop
Mack logo

Mack Truck Repair

Independent Repair for Working Fleets

Mack truck and equipment repair in Carol Stream for Chicagoland fleets. Get help with diagnostics, maintenance, and the systems your unit needs for its next assignment.

Request Service Call (630) 520-0103

Models & Fleet Applications

Use this guide to describe your equipment. Exact service requirements depend on model year, serial number, installed components, and application.
  • Anthem highway trucks
  • Granite vocational trucks
  • TerraPro and LR work trucks
  • Pinnacle fleet units

Mack Vocational Service Beyond the Engine

A refuse or construction truck can accumulate demanding equipment hours without highway-style mileage. Hydraulic leaks, body-control faults, air-system concerns, and cooling complaints belong alongside engine maintenance.

Explain whether loss of function happens while driving or operating the body. For a shifting concern, identify the installed transmission and operating conditions. Not every Mack shares the same powertrain, and a body fault is not necessarily an engine problem. We provide independent service for trucks and their working equipment.

Maintenance That Matches the Assignment

Plan maintenance using the applicable manufacturer schedule, mileage, operating hours, and calendar requirements. Record unresolved defects separately from routine service. Bring earlier repair findings and tell us about towing, extended idle, short routes, or equipment operation that affects the workload.

Explore truck repair, computer diagnostics, and hydraulic, PTO, and truck-mounted equipment service. Include the unit identification and the problem you need resolved when contacting our Carol Stream shop.

For manufacturer model information, see Mack product resources. Product availability and specifications vary by model year and market.

Describe the Job the Truck Is Doing

For a Mack service request, identify the vehicle, engine, and installed equipment. Note whether the concern appears during road travel, loaded work, or auxiliary-equipment operation. The same general symptom can need a different investigation depending on when it occurs.

Include recent repairs, warning photos, and any changes in fluid use or operating temperature. For fleet work, tell us the availability window and approval contact. Keep completed work and remaining findings in the same unit record after service.

Explore our related repair services or send your equipment details to discuss an appointment at our Carol Stream shop.

Mack Service Questions

Do You Work on Mack Refuse and Municipal Trucks?
Yes. Include chassis and body identification, the affected function, and access requirements. We work on fleet equipment as well as the vehicle.
Can a Granite Dump-Body Problem Be Scheduled With Truck Repairs?
Yes. List the hydraulic or control complaint separately from chassis concerns so both are part of the planned assessment.
Can Scheduled Maintenance and Repairs Be Planned Together?
Yes. List the maintenance due and each unresolved concern, with your priorities and available service window. We can discuss the work together while keeping the diagnostic findings and repair approvals clear.

Plan Your Mack Service

Tell our Carol Stream team what the unit does, what has changed, and when it is available for assessment.

Request Service