Winter conditions can eventually wear down your truck, making it less safe in challenging weather like snow, sleet, hail, and ice. Driver safety is essential, so it’s important to keep your truck parts in top working condition to handle the season’s demands.
Get ahead of winter by servicing these key areas: Cooling System, Heating System, Air System, and more. Use this checklist, provided by TRP Parts, to stay ready for the colder months.
Cooling System
- Fan Shroud
- Fan Assembly & Idler Pulley
- Engine Block Heater
- Continuity test
- Radiator
- Check exterior condition
- Check for visible leaks
- Radiator Mounting
- Hose Conditions & Connections
- Surge Tank
- Water Pump (check for visible leaks)
- Coolant Level
- Take Sample
- Check for signs of oil and/or debris
- Conventional Coolant
- Be sure to mark if your coolant color is green, pink or purple, brown, other
- Coolant
- Check corrosion protection
- Check freeze point – Use refractometer
- Coolant freeze point between -25°F and -50°F, it is good
- Coolant freeze point above -25°F or below -50°F, it must be replaced
- Check SCA to Manufacturers Specifications
- Is it OK, undercharged, or overcharged?
- Extended Life Coolant
- Check corrosion protection with ELC test kit. Does it have adequate protection or does it lack protection?
- Pressure Test Cooling System
- Check for leaks
Heating System
- Heater Screens
- Clean and clear of obstructions
- Heater Controls & Fan Operation
- Bunk Heater Controls & Fan Operation
- Cab Floor Grommets & Door Weather-Stripping
Air System
- Air Tanks
- Drain water
- Air Dryer
- Service
Final Checkpoints
- Engine Coolant
- Replace with the right coolant for your truck, if applicable
- Air Dryer Cartridge
- Replace, if applicable
- Air Compressor, Pulley, & Mounting Brackets
- Visual Inspection of Starter & Connections
- Alternator
- Drive belt, mounting brackets
- Steering Gear & Reservoir
- Check for leaks
- Surge Tank
- Vibration Damper Condition
- Hood Grill and Bug Screens
- Hood Brackets
Find everything you need to winterize your Kenworth truck at TRP Parts Pottstown! For parts, service, and repairs, visit Coopersburg & Liberty Kenworth. Our network of locations offers it all: hundreds of quality parts, award-winning service departments, and state-of-the-art commercial body shops.
Contact our Coopersburg & Liberty Kenworth Service Department today to schedule your next winter maintenance appointment.
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