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Fleet maintenance technician servicing a Thermo King unit
Plan & Protect

FleetCare Program

Preventive Maintenance

Scheduled PM programs designed to reduce breakdowns, extend equipment life, and keep your fleet running at peak performance.

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Fleet Care Preventative Maintenance Program

At Sonsray, we understand that your equipment drives your business. Our Preventive Maintenance Program is designed to extend the life of your fleet, reduce operational costs, and prevent costly breakdowns. With factory-certified technicians and genuine OEM parts, we ensure your fleet is always road-ready.

FleetCare Preventive Maintenance program overview
Certified technician performing preventive maintenance

Why Choose Fleet Care Preventive Maintenance?

Optimize Fleet Efficiency

Keep your equipment performing at its best.

Lower Operational Costs

Avoid unexpected expenses and breakdowns.

Extend Equipment Lifespan

Protect your investment with routine care.

Maximize Warranty Coverage

Stay compliant with manufacturer guidelines and safeguard your warranty.

Comprehensive Maintenance Services

Routine Inspections

Full visual inspections, including engine diagnostics, refrigerant checks, and electrical inspections.

Preventive Care

Oil changes, filter replacements, and system performance checks.

Detailed Reports

Condition reports and service records to ensure warranty compliance.

Comprehensive fleet maintenance service bay

Built for Thermo King Units

Select your unit type to learn more about our specialized PM programs.

Truck Units preventive maintenance
Vehicle Powered preventive maintenance
Auxiliary Power preventive maintenance
Trailer Units preventive maintenance
TriPac APU installed on a truck

Machinery that Thrives with Routine Care

Thermo King units—whether on trailers, vans, APUs, TRUs, or VPUs—are essential for maintaining temperature control during transport. These systems endure constant use and need regular maintenance to avoid breakdowns that could disrupt the cold chain.

With Sonsray's Preventive Maintenance Program, your equipment will:

  • Maintain reliable temperature control and prevent spoilage.
  • Extend the life of your Thermo King units.
  • Reduce downtime and avoid costly breakdowns.
  • Improve fuel efficiency and system performance.
Thermo King

Factory-recommended maintenance intervals using genuine Thermo King parts and procedures.

Get Started

Start Your PM Program

Tell us about your fleet and we'll design a customized maintenance schedule.

  • No obligation — customized PM plans from certified technicians.
  • Fast response from your nearest Sonsray location.
  • Factory-trained Thermo King technicians and genuine OEM parts.
  • Flexible scheduling to minimize fleet disruption.

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