· 6 min read
Getting your vehicle ready for a Northern Ontario winter
Sudbury winters test everything on a vehicle at once — the battery, the tires, the heater and the underbody. A little preparation in the fall is far cheaper than a tow in January.
Switch to winter tires before it gets cold, not after
All-season tire rubber stiffens as temperatures drop toward freezing, which lengthens stopping distances long before there is snow on the road. Winter tires stay flexible in the cold, so the grip advantage shows up on dry pavement too.
Plan the changeover for around the time daytime highs sit near 7°C. Check tread depth while the wheels are off — worn winter tires give up most of their advantage in slush.
Test the battery early
Cold weather cuts the current a battery can deliver while thickening engine oil, so the starter needs more. That combination is why marginal batteries fail on the first truly cold morning.
A load test takes minutes and tells you whether the battery has the cranking amps it is rated for. Clean and tighten the terminals at the same time.
Fluids, wipers and washer fluid
Have the coolant tested for freeze protection rather than assuming the mix is right. Use a washer fluid rated well below freezing and carry a spare jug — road salt spray eats through a tank quickly.
Replace wiper blades that chatter or streak. Visibility is the cheapest safety upgrade there is.
Brakes, exhaust and rust
Salt is hard on brake lines, exhaust systems and any place where moisture sits. Ask for a look at lines and hangers during your fall service so a small repair does not become a safety issue mid-winter.
Washing the underbody on the warmer days through winter genuinely slows corrosion.
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