
FleetCare Program
Preventive Maintenance
Scheduled PM programs designed to reduce breakdowns, extend equipment life, and keep your fleet running at peak performance.
Contact UsFleet 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.


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.

Built for Thermo King Units
Select your unit type to learn more about our specialized PM programs.





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.

Factory-recommended maintenance intervals using genuine Thermo King parts and procedures.
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.
Prefer to Talk?