What Is The Most Common Problem With Snow Blowers In Canada?

Most Common Problem With Snow Blowers

Snow blower problems in Canada are more common than most Ontario homeowners expect, especially when the first real snowfall hits.

One morning your machine starts just fine. The next morning? Nothing. No cough, no sputter. Just pure silence in a cold garage while snow keeps piling up outside.

Ontario winters do not play around.

Heavy wet snow, unpredictable freeze thaw cycles, and temperatures that nosedive overnight put serious stress on your snow blower every single season.

The four (4) most common culprits are fuel system failure, broken shear pins, worn belts, and clogged chutes. Any one of them can leave your driveway buried and your whole morning thrown off.

In this guide, we’ll walk you through each problem in plain language; No technical jargon. Just honest, straightforward information so you know exactly what is going on and what to do about it.

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What Are the Most Common Snow Blower Problems in Canada That Ontario Homeowners Face?

Ontario winters are tough on equipment. Snowfall averages, icy driveways, and constant freeze thaw swings push snow blowers to their absolute limit. Most homeowners run into the same four problems every single season.

The four most common snow blower problems in Canada are:

  • Fuel system failure: Stale gas and gummed up carburetors are the number one reason snow blowers refuse to start in Ontario.
  • Broken shear pins: Ontario driveways hide rocks, ice chunks, and debris under snow. Your shear pins take the hit so your machine does not.
  • Worn or broken belts: Heavy wet Ontario snow puts enormous strain on drive belts. They wear out faster than most homeowners realize.
  • Clogged discharge chute: Slushy, wet Ontario snow packs the chute tight and kills your snow blowing efficiency fast.

Why Ontario Winters Make Snow Blower Problems Worse

Ontario Winter FactorHow It Damages Your Snow Blower
Heavy wet snowfallOverloads belts and clogs chutes quickly
Freeze thaw cyclesCauses fuel condensation and carburetor gumming
Salted drivewaysAccelerates rust and corrosion on auger and housing
Hidden rocks and iceSnaps shear pins and damages auger blades
Long storage periodsStale fuel breaks down and clogs the fuel system

 

Why Won’t My Snow Blower Start? 

Fuel System Problems Every Ontario Homeowner Should Know

This is the number one snow blower problem in Canada. It almost always comes down to one thing. Bad fuel. 

Ontario summers are long enough to completely destroy the gas sitting in your machine all season.

Here Are Top 3 Reasons Snow Blower Fuel System to Fail After Summer Storage in Ontario

Gas breaks down after just 30 days. By October, that old fuel has already done real damage inside your snow blower.

  • Stale gasoline: Loses combustibility and leaves thick sticky residue that blocks fuel flow completely.
  • Gummed carburetor: Degraded fuel leaves varnish deposits that make starting nearly impossible.
  • Clogged fuel lines: Broken down gas particles settle and starve your engine completely.

How Do You Fix a Clogged Carburetor on a Snow Blower in Ontario?

  • Drain old fuel completely: Never store your snow blower with gas still sitting in the tank.
  • Use carburetor cleaner spray: Dissolves varnish and residue quickly and effectively.
  • Add fuel stabilizer going forward: Products like Sta-Bil protect your fuel for up to 24 months.

 

ProblemCauseFix
Engine will not startStale summer gasDrain and add fresh fuel
Gummed carburetorEthanol varnish buildupClean or rebuild carburetor
Blocked fuel lineDegraded gas residueReplace fuel line
Water in tankEthanol moisture absorptionUse ethanol free gas

What Are Shear Pins and Why Do They Keep Breaking on My Snow Blower in Ontario?

Shear pins are small bolts that connect your auger to the drive shaft. 

They are designed to snap on purpose when your auger strikes something hard, like a rock, thick ice, or frozen debris buried under Ontario snow. 

That one small pin saves your engine and gearcase from very costly damage. 

Ontario driveways are full of hidden hazards, which is why shear pins break so frequently here.

Shear Pin FactsDetails
What it doesProtects engine and gearcase from impact damage
Why it breaks in OntarioHidden rocks, ice chunks, and frozen debris under snow
Cost to replaceUnder $5 per pin at local hardware stores
Time to replace5 to 10 minutes with basic tools
Spares to keep on hand6 to 10 pins minimum per season
Important safety stepAlways disconnect spark plug before replacing

Why Is My Snow Blower Auger or Wheel Drive Not Working?

Belts transfer power from your engine to your auger and wheel drive. When they snap or wear out, your snow blower runs but nothing moves. 

Ontario winters are brutally hard on belts. Heavy wet snow overloads them constantly while extreme cold makes rubber brittle and prone to cracking. 

Most people never notice belt wear until the belt fails completely during a storm. 

Inspect your belts before every winter season in Ontario and always keep the correct replacement belt for your specific snow blower model on hand.

Belt ProblemCauseFix
Auger not spinningBroken auger beltReplace auger belt
Weak wheel driveStretched or damaged drive beltReplace drive belt
Belt slippingWrong size or glazed beltReplace with correct OEM belt
Visible crackingCold weather rubber deteriorationInspect and replace before season starts
Frequent breakageHeavy wet Ontario snow overloadClear snow in multiple smaller passes

Why Does My Snow Blower Chute Keep Clogging in Ontario’s Wet Heavy Snow?

The discharge chute is where all that snow exits your machine. 

When it clogs, everything stops. 

Ontario is notorious for heavy wet slushy snow, especially during late fall and early spring storms. That kind of snow does not throw cleanly. It packs tight inside the chute and builds up fast. 

Walking back and forth to clear a clogged chute in the middle of a snowstorm is frustrating and time consuming. A few simple habits and the right products can keep your chute flowing freely all Ontario winter long.

 

Chute Clogging FactorCauseSolution
Wet slushy Ontario snowHeavy moisture content packs chute tightClear snow in smaller passes
Slow blowing speedSnow sits too long inside chuteIncrease engine speed before clearing
No chute treatmentSnow sticks to bare metal surfaces easilyApply non stick chute spray or WD40
Clearing with handsExtremely dangerous and a leading cause of injuryAlways use the clearing tool provided
Infrequent clearingBuildup hardens and becomes harder to removeClear chute every few passes during heavy snow

Is DIY Snow Removal With a Snow Blower Worth the Risk for Ontario Homeowners?

Snow blowers are powerful machines and Ontario winters are unforgiving. What looks like a simple chore can turn dangerous very quickly. 

Every season, Ontario homeowners end up injured, frustrated, or facing expensive repair bills that could have been completely avoided. 

Before you fire up that machine again, it is worth asking yourself if the effort, cost, and risk are really worth it.

Here Are 5 Dangers of DIY Snow Removal With a Snow Blower in Ontario

  • Hand and auger injuries: Snow blower augers are one of the leading causes of serious hand injuries across Ontario every winter season.
  • Carbon monoxide poisoning: Running your snow blower in an enclosed garage even briefly can be deadly without proper ventilation.
  • Back and muscle strain: Pushing heavy equipment through deep wet Ontario snow puts serious strain on your back and joints.
  • Slip and fall accidents: Icy driveways and walkways make operating heavy equipment extremely dangerous for homeowners of all ages.
  • Liability risks: If snow or ice from your property injures a visitor or passerby you could be held legally responsible.

Why Do Ontario Homeowners Choose Custodia Snow Removal Services Over DIY?

Custodia Snow Removal Services takes the entire burden off your shoulders. 

No equipment breakdowns, no early morning struggles, and no injury risks. Just a clean clear driveway and walkway every single time winter shows up.

  • Professional grade equipment: Custodia uses commercial equipment that handles heavy wet Ontario snow quickly and efficiently every time.
  • Fully insured and covered: You are completely protected. No liability, no property damage worries, and no out of pocket surprises.
  • Reliable and on schedule: Ontario weather is unpredictable. Custodia shows up consistently so you never wake up to a buried driveway.
  • No maintenance headaches: No fuel, no shear pins, no belts, no carburetor cleaners. Custodia handles everything from start to finish.

Top 3 FAQs About Snow Blower Problems in Ontario, Canada

  • What Is the Most Common Snow Blower Problem in Canada?

Stale fuel and a gummed up carburetor are the number one culprits across Ontario every winter.

  • How Long Does a Snow Blower Belt Last in Ontario?

Most belts last two to four seasons depending on snow volume, machine use, and regular maintenance habits.

  • Can I Use Regular Pump Gas in My Snow Blower in Ontario?

Yes, but choose the lowest ethanol content available. Ethanol attracts moisture and damages small engines during long storage periods.

Conclusion

Snow blower problems in Canada are frustrating but very preventable. A little preparation goes a long way. 

Rather skip the stress entirely? 

Get professional snow removal

Book your free consultation online or call us today at 1-833-410-4357.

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