
One tip: Test tire pressures in chilly climate since tires can lose 1 PSI for each 10 diploma drop in temperature.
As every winter season appears to convey extra wildly unpredictable winter climate — from frigid temperatures and polar vortexes to “bomb cyclones” — fleets more and more must lock down on preventive upkeep to forestall winter-related automobile points and downtime.
These three fleets working in snowy climes share their suggestions for retaining automobiles secure, maintained, and roadworthy when the winter chilly units in and past.
Examine Early and Usually — Particularly Fluids & Tires
Summit Panorama Administration serves the Grand Rapids, Michigan, space with irrigation programs and lawncare providers from spring to fall in addition to year-round tree providers.
To put together Summit’s vehicles, in-house mechanics begin the winterization course of with in depth pre-season inspections earlier than the primary snow falls.
“Earlier than the season begins, our mechanics look at our vehicles from high to backside, paying shut consideration to the fluids, particularly with the hydraulic programs on the snowplow attachments, and the brakes,” says Jeff Hoeksema, manufacturing supervisor for Summit.
All through the winter season, the corporate’s in-house mechanics conduct routine inspections. They examine for widespread winter-related points resembling irregular tire put on, broken mudflaps, damaged tail and working lights, cracked or chipped windshields, harm to the plow or the automobile’s undercarriage, corrosion from plow salt, and cracked or damaged bolts on the snowplows, Hoeksema says.
When the bolts on the plows get broken, drivers can simply overlook them — significantly when issues get actually busy, he provides.
Drivers and mechanics often examine fluids and tire pressures since tires can lose 1 PSI for each 10-degree drop in temperature.
Carry Instruments, Provides for Emergency Repairs
Derek Broderick, proprietor of North Pole, Alaska-based BlackHawk Works takes an identical method to stopping automobile harm and downtime with common inspections. The corporate performs tree, grading, snow elimination, and cellular welding providers.
Broderick’s drivers carry elements of their vehicles that can be utilized for fast subject repairs or as emergency provides. These embody additional gas, hydraulic fluid, engine oil, blankets, flares, lights, first-aid kits, meals, water, and instruments, together with a digital tire gauge.
How do some deal with winter climate upkeep? One methodology, referred to as “tire siping,” makes use of a particular machine to chop small slits within the tire tread block. This provides it extra grip because it makes contact with the pavement or snow and ice. (Supply: BlackHawk Works) pic.twitter.com/HNwBQswgQh
— Automotive Fleet (@AutomotiveFleet) October 22, 2022
Swap out Hydraulic Fluids to Forestall Freezing
Even with the latest warmer- and drier-than-average winters, Broderick says he has his mechanics change out the hydraulic fluids within the snowplow programs, which he retains on his vehicles year-round.
As a result of temperatures can sometimes drop effectively under 0 levels in North Pole, BlackHawk’s mechanics swap out the hydraulic fluid for a lighter aviation grade so drivers can increase and decrease their snowplows shortly in frigid temperatures.
Chilly-Climate Grille Inserts Shield Engines

With “siping,” a particular machine cuts small slits within the tire tread block. This provides it extra gripping potential because it makes contact with the pavement or snow and ice.
Due to its location within the Northern Hemisphere, North Pole stays darkish almost 24/7 from early October till early March. To assist drivers see extra clearly, the corporate installs racks with Imaginative and prescient X mild bars on the rear of the vehicles.
The corporate additionally installs chilly climate grille inserts that restrict chilly air influx via the truck radiator, which insulates the engine and helps speed up warm-up time.
“Siping” Offers Tires Extra Grip
Earlier than winter, Broderick has the native tire seller substitute the OEM tires with all-season radials which are “siped.” Tire siping entails reducing small slits in the tire’s tread block.
Siping opens the tire’s tread, giving it extra gripping potential because it makes contact with the pavement or snow and ice.
Common Winter Washes Forestall Corrosion
Corrosion is usually a massive concern, significantly when street upkeep departments use magnesium chloride as street de-icers.
Greg Katheiser, automobile and upkeep operator for Colorado’s Gunnison County Electrical Affiliation (GCEA), says when the co-op’s drivers aren’t out on storm obligation and when the climate permits it, they often wash affiliation automobiles to keep away from corrosion.
Katheiser says all automobiles within the co-op’s fleet are parked in garages in a single day with plug-in heaters to assist keep away from issues with chilly engine begins and to maximise battery life and efficiency within the electrical automobiles.
With many automobiles touring predominantly on grime and gravel roads and with snow remaining on the bottom within the increased elevations effectively into the spring, GCEA runs mud and snow tires year-round on almost all its vehicles and vehicles.
The article is tailored and up to date from the 2019 article, “Fleets Provide Finest Practices for Stopping Winter-Associated Car Downtime.”