Walk-behind lawn mower articles
These walk-behind lawn mower articles and how-to videos from Sears PartsDirect can help you get the most from your mower. From troubleshooting why your lawn mower won't start to how to perform a tune-up or change a blade, we have the advice and tips to keep your mower performing at its best. For more DIY advice, check out our lawn mower repair help section for troubleshooting guidance and step-by-step repair instructions.
Effective articles & videos to help repair your gas walk-behind mowers
See a comparison of cordless lawn mowers and gas mowers so you can decide which is best for you.…
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Learn about the main parts of a lawn mower and when to replace parts.…
Learn how to fix your lawn mower when its engine surges…
Learn how to safely use starter fluid on a lawn mower…
Learn how a blade removal tool makes replacing the blade easier and safer…
Learn 3 tips to keep the underside of your mower deck grass-free.…
A dull blade leaves grass tips tattered. Sharpen it several times a season. Here's how.…
Find out how to test and fix problems with the spark plug, stop wire, ignition coil and flywheel.…
Find out whether a broken or disconnected drive cable is the reason why your lawn mower won't move.…
How often and tall you mow your lawn has a big impact on its health. Check out these 3 rules.…
Do these 5 things this spring for a lawn that's healthier all summer.…
Symptoms for gas walk-behind mowers
Choose a symptom to see related walk-behind mower repairs.
Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…
Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…
Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…
Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…
Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…
Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…
Repair guides for gas walk-behind mowers
These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.
How to replace a lawn mower spark plug
Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…
How to replace a lawn mower blade
Check your lawn mower blade regularly and replaced it if it's bent or damaged. …
How to replace a lawn mower flywheel key on a flathead engine
When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…