Every make and model in your fleet follows a different maintenance schedule, and a missed service can lead to an unexpected breakdown.
Vans, box trucks, and tractors from different manufacturers have their own service intervals, parts, and inspection requirements. Managing all these schedules separately makes it easy to miss important maintenance.
Standardizing preventive maintenance brings everything under one system, so every vehicle receives the right service at the right time.
Why Mixed Fleets Are Hard to Maintain
Every additional make and model brings its own maintenance requirements. Let’s look at the main challenges:
Service Schedules
Manufacturers set service intervals based on mileage, engine hours, or time. Tracking multiple schedules on separate spreadsheets makes it difficult to know when each vehicle is due for service.
Parts and Fluids
Filters, lubricants, and brake components vary across vehicle models. Keeping separate stock consumes money, while using the wrong product can cause damage or affect vehicle performance.
Skills and Tools
Different engines and vehicle systems require specific diagnostic tools and technical knowledge. A technician familiar with one vehicle brand may not have the experience or equipment to work on another.
Scattered Records
When maintenance history is stored in separate files and logs, fleet managers cannot easily see which vehicles are due for service or where maintenance costs are adding up.
How to Standardize Preventive Maintenance Across Different Makes and Models
Standardization means following one maintenance process while considering the specific needs of each vehicle.
Here’s how to approach it:
Audit and classify
Record the make, model, year, usage, mileage or engine hours, and service history of every vehicle. Then group vehicles by type and how they are used.
Build a common checklist
Create one inspection checklist covering items that apply to all vehicles, such as fluids, brakes, tires, lights, and belts. Add extra checks for specific vehicle types where required.
Set service schedules based on usage
Use mileage for vehicles that cover long distances, engine hours for vehicles that spend more time idling, and calendar dates for vehicles with limited use. Start with manufacturer recommendations and adjust the schedule according to actual operating conditions.
Manage parts and fluids
Select parts and fluids approved for use across multiple vehicle models wherever possible. This reduces the number of different products you need to stock and lowers the risk of using the wrong item.
Maintain records in one place
Store vehicle details, service schedules, reminders, and maintenance records in one system. This gives fleet managers a complete view of the maintenance status of every vehicle.
Also read: 10 Best Practices for Proactive Maintenance in Mixed Fleets
What to Standardize and What to Keep Model-Specific
Not every maintenance requirement needs to be the same.
Standardizing the process while respecting each manufacturer’s requirements keeps maintenance consistent without compromising warranty or safety.
Keeping the Standard Consistent
A maintenance plan works when everyone follows the same process. Assign responsibility for each vehicle group and review completed services regularly to identify missed or overdue work.
Whenever a new make or model joins the fleet, update the maintenance schedule to include its specific requirements. This prevents gaps as the fleet expands.
If your in-house team does not have the skills or equipment to service every vehicle type, qualified mobile technicians can carry out preventive maintenance at your depot. This allows vehicles from different manufacturers to receive the required attention without unnecessary trips to a repair shop.
The Bottom Line
Mixed fleets will always include different vehicle types and maintenance requirements, but managing them does not have to be complicated. A common inspection checklist, usage-based service schedules, approved parts, and centralized records bring every vehicle under one maintenance plan.
Kooner Fleet Management Solutions provides preventive maintenance for fleets of different makes and models, with services delivered at your depot or vehicle location. From scheduled inspections to on-site maintenance, Kooner provides the technical support your fleet needs to meet its maintenance requirements across every vehicle type.
