Preventive Maintenance vs Maintenance
Modified on: Mon, Jan 12, 2026 at 11:47 AM
The Fleet Coordinator is responsible for ensuring all necessary maintenance is performed on State vehicles.
Preventive or Preventative Maintenance (PM) is work that is scheduled based on calendar time
or runtime (mileage). Technicians perform these maintenance tasks when everything is still
running smoothly in order to prevent future breakdowns or emergency maintenance issues.
PM can be compared to an annual physical check-up. Just like a physical check-up can prevent
illness or disease and lengthen your life, preventive maintenance can prevent vehicle
component failures and extend the functional life of the vehicle.
PM is different from Corrective Maintenance (CM) or Breakdown Maintenance. While PM is
proactive in nature, CM is reactive in nature. CM is a type of maintenance task that is usually
performed after component failure in a vehicle. It’s simply considered as all activities that
restore failed components or broken-down vehicle to its normal working condition.
While sometimes, it is unavoidable, corrective maintenance ends up having a greater financial
impact, as it often implies a long vehicle downtime and can get costly to fix. In addition, a
significant amount of these failures can be avoided if preventive maintenance plans are
followed.
This demonstration explains the difference between preventive/preventative maintenance and maintenance. You can follow along using the PM vs Maintenance slides.
After reviewing the information here, if you still have questions, please reach out to the call center, dpa_callcenter@state.co.us.
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