How Often Should You Service Your Garage Door? A Seasonal Guide

Minnesota's extreme seasons are tough on garage doors. Here's a seasonal maintenance checklist to keep your door running safely and reliably all year long.

Garage doors are the largest moving mechanical system in most homes, yet they're often the most neglected. In Minnesota, where temperatures swing from -20°F in January to 95°F in July, seasonal maintenance isn't just a good idea — it's essential. Here's what to check each season to keep your door running safely and avoid costly repairs.

Spring: Post-Winter Recovery

Winter is the hardest season on garage door components. Cold temperatures make metal brittle and lubricants thick, and ice can damage weatherstripping and bottom seals. In spring, do a full inspection:

• Lubricate all moving parts: rollers, hinges, springs, and bearing plates
• Inspect the bottom seal and weatherstripping for cracks or damage from ice
• Check the door balance by disconnecting the opener and lifting manually
• Test the auto-reverse safety feature by placing a 2x4 flat on the ground under the door
• Inspect springs for rust or visible gaps (signs of failure)
• Tighten all hardware — bolts and nuts loosen over winter freeze-thaw cycles

Summer: Heat and Humidity Check

Summer heat can cause metal tracks to expand slightly and wooden door panels to warp. High humidity accelerates rust on springs and hardware.

• Check tracks for alignment — look for gaps between the rollers and the track
• Inspect wooden door panels for warping or paint peeling
• Clean and re-lubricate if the door has been used heavily
• Test the opener's safety sensors — direct summer sunlight can interfere with the beam
• Check the opener's battery backup if equipped

Fall: Pre-Winter Preparation

Fall is the most important maintenance season in Minnesota. Getting your door ready before the cold arrives can prevent the most common winter failures.

• Lubricate all moving parts with fresh white lithium grease
• Inspect and replace weatherstripping if cracked or compressed
• Check the bottom seal — it's your first line of defense against cold air and moisture
• Test the door balance — a properly balanced door is less likely to strain the opener in cold weather
• Inspect springs closely — cold weather is when worn springs most often snap
• Consider a professional tune-up before the first hard freeze

Winter: Cold-Weather Operation

During winter, your main goal is to avoid problems rather than fix them. A few habits can prevent the most common cold-weather failures:

• Never force a frozen door open — you can snap springs or strip the opener gears
• If the door is frozen to the floor, use a heat gun or hair dryer to thaw the seal, not a crowbar
• Keep the floor area under the door clear of ice and snow buildup
• If the door moves slowly in extreme cold, this is normal — lubricants thicken below 0°F
• Check that the opener's heating element (if equipped) is functioning

Signs You Need Professional Service Now

Regardless of season, call a technician if you notice: the door is visibly uneven or crooked, you hear grinding or banging noises, the door reverses unexpectedly, springs show visible rust or gaps, or the door won't stay in the open position when lifted manually.