Semi Truck Service & Maintenance Schedule for the Longest Operating Life

Preventative semi truck maintenance and service is critical if you want to make sure your truck lasts you a long time. By staying on top of your semi truck service, you’ll get a lot more miles out of your vehicle and ensure you don’t run into any major issues.


A lot of people ask us what the best semi truck repair schedule is, so we’ve put together the following list to help you take proper care of your vehicle.


Pre-Trip Semi Truck Service Checklist


Before every trip, there is some basic semi truck maintenance that should be performed. This helps make sure your truck is in proper working order before you get out on the road.


  • Tires: Inspect your tires to ensure you have the correct air pressure and enough tread.
  • Brakes: Check your brakes to see if there are any leaks in the air pressure system, that the low air pressure warning light is functioning properly, and that there’s enough lining remaining.
  • Fluids: Check the oil, coolant, antifreeze, and fuel levels. You should also have a look under the vehicle to see if there are any leaks. Make sure to get semi truck oil changes regularly.
  • Electrical Systems: Test all your lights and flashers to make sure they are working correctly. Make sure to check your electrical systems for loose wiring as well.

Summer Semi Truck Service Checklist


The summer months can be very hot, which can take a toll on certain components of your vehicle. Because of this, make sure to add a few items to your semi truck maintenance checklist so you can you avoid any issues.


Perform regular inspections of the following items during the summer:


  • Radiator: Check your radiator for any corrosion or damage. You should also drain and flush the coolant once a year.
  • Coolant System: Perform a pressure test once per year on your coolant system.
  • Air Conditioner: Inspect the cooling coils for damage and clean them as needed.
  • Belts: Check your belts for any wear or cracks, and replace belts as needed.
  • Water Pump: Inspect your water pump for any leaks and make sure it’s maintaining the proper temperature.


Winter Semi Truck Service Checklist


Just like summer, winter also presents some unique challenges for trucks. The cold weather can be hard on certain systems, so keep this in mind when you’re doing your semi truck maintenance.


Perform regular inspections of the following items during the winter:


  • Fuel: In areas where the temperature drops below 10° F, make sure to use diesel fuel that is ASTM D-975 Grade 1.
  • Water Separator: Drain your water separator regularly to prevent freezing.
  • Battery: Test your battery regularly and keep the connections clean.
  • Heater and Defroster: Check your heater and defroster regularly to ensure they are functioning properly.
  • Exhaust System: Inspect your exhaust system for any damage or leaks.
  • Windshield: Keep an eye out for any chips and pitting, which can be caused by cold temperatures, and have them repaired immediately.


Get Quality Semi Truck Service


Our Rodoc semi truck service department can help you make sure your truck is always well taken care of. We perform maintenance and semi truck repairs, so contact us if you’d like to make an appointment.