Fleet Maintenance · Flexible Scheduling · (803) 329-9755

Rock Hill, SC & the Carolinas

Fleet Maintenance

Unplanned breakdowns are the most expensive maintenance you'll ever do. Scheduled preventive maintenance is the antidote. Interstate Fleet Services builds maintenance programs for commercial fleets in Rock Hill, SC and the surrounding Carolinas region. We schedule around your operations, keep your trucks in peak condition, and catch problems before they become breakdowns. Keep your fleet moving — call us today.

Fleet Maintenance Services

PM Service (Oil & Filters)

Scheduled oil changes, oil filter, fuel filter, air filter, and cabin filter replacement. We track your intervals and keep your PM schedule on time.

Brake System Inspection & Service

Complete brake system inspection, brake adjustment, brake pad/shoe replacement, drum and rotor service, and air brake system service.

Tire Management

Tire rotation, pressure checks, tread depth monitoring, and tire replacement recommendations. Proactive tire management prevents roadside failures.

Cooling System Service

Coolant testing and replacement, radiator inspection, hose inspection and replacement, thermostat testing. Cooling system failures are preventable.

Annual DOT Inspections

Required annual DOT compliance inspections. We perform these as part of your maintenance schedule and fix anything we find — no second visit needed.

Lubrication Service

Chassis lubrication, fifth wheel greasing, and all required grease points. Proper lubrication extends component life significantly.

Belt and Hose Inspection

Serpentine belt, fan belts, coolant hoses, and fuel hoses inspected and replaced on schedule before they fail on the road.

Electrical System Checks

Battery load testing, alternator output testing, lighting checks, and electrical connection inspections as part of regular PM service.

The Cost of Reactive vs Preventive Maintenance

Reactive Maintenance (Breakdown)

  • Unplanned downtime — truck sits idle
  • Emergency repair premium pricing
  • Tow truck cost
  • Missed deliveries and customer impact
  • Cascading damage from ignored small issues
  • Driver stranded, potentially unsafe

Preventive Maintenance (Scheduled)

  • Planned maintenance during off-hours
  • Regular pricing, no emergency markup
  • Issues caught early before failure
  • Trucks stay on schedule and on route
  • DOT compliance maintained proactively
  • Extended vehicle lifespan

Fleet Maintenance FAQ

Do you work with small fleets?

Yes. We work with fleets of all sizes — from a single owner-operator with multiple trucks to larger commercial fleets. Every truck gets the same attention regardless of fleet size.

Can you schedule maintenance around our operating hours?

Yes. We offer flexible scheduling including evenings and weekends for fleet maintenance accounts. We understand your trucks need to be working during business hours.

Do you keep maintenance records for our fleet?

Yes. We maintain service records for all fleet accounts so we can track intervals, identify patterns, and keep your maintenance schedule on track.

Can you do mobile PM service at our location?

For some maintenance items we can come to your facility. Call to discuss what mobile service options are available for your fleet.

How do I set up a fleet maintenance account?

Call (803) 329-9755. We'll discuss your fleet size, current maintenance status, and what a maintenance program should look like for your operation.

Set Up Your Fleet Maintenance Program

Call us to discuss your fleet and build a maintenance program that fits your operation.

(803) 329-9755
Call Now: (803) 329-9755