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.

Gas Walk-Behind Mowers

Articles and videos common to all gas walk-behind mowers

August 6, 2020
How to use a lawn mower blade removal tool.

Learn how a blade removal tool makes replacing the blade easier and safer

August 4, 2020
How to fix a pull cord stuck after tipping mower.

Learn what do do if your started pull cord is stuck after tipping your lawn mower for maintenance or cleaning.

October 1, 2019
From standard to specialty blades, there are many options when it comes to blades for your walk-behind lawn mower.

Learn about the different kinds of mower blades and how to maintain them.

May 31, 2019
How to tune up a walk-behind lawn mower.

See how to tune up your mower once a year to keep it running well.

April 9, 2019
Lawn mower parts and supplies to stock up on video.

Keep these 5 things on hand so you’re ready to mow grass all season long.

September 1, 2016
Lawn mower won't start troubleshooting video: fuel, ignition and compression problems video.

Check whether a clogged air filter, bad spark plug or contaminated gas is why your lawn mower won’t start.

September 1, 2016
Can't pull starter rope.

A blade obstruction, bad recoil starter or locked-up engine can prevent the pull cord on your mower from working. See how to fix the problem.

September 1, 2016
Lawn mower won't start troubleshooting video: spark plug and ignition problems video.

Find out how to test and fix problems with the spark plug, stop wire, ignition coil and flywheel.

September 1, 2016
Lawn mower won't move troubleshooting video: motion drive failure.

Find out whether a broken or disconnected drive cable is the reason why your lawn mower won't move.

June 1, 2016
How to mow a lawn for healthier grass.

How often and tall you mow your lawn has a big impact on its health. Check out these 3 rules.

April 1, 2016
6 sure ways to destroy a lawn mower.

Tired of mowing? Here's our tongue-in-cheek advice rendering your mower useless.

March 1, 2016
How to change a lawn mower wheel video.

It's easy to install a replacement wheel on your walk-behind lawn mower if the wheel is damaged. Just follow the steps in this video.

February 1, 2016
Six weeks to a better lawn.

Do these 5 things this spring for a lawn that's healthier all summer.

March 1, 2015
Easy DIY lawn mower repairs.

Learn what lawn mower repairs you can do easily by yourself.

January 1, 2015
Walk-behind lawn mower common questions.

Learn more about your lawn mower from the answers to these often-asked questions about walk-behind lawn mowers.

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel
Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade
Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent
Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up
Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key
Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, bad ignition coil

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 flywheel key on an OHV engine

The flywheel key couples the flywheel to the engine crankshaft. Replace the flywheel key if it's broken.

Repair difficulty
Time required
 60 minutes or less
April 1, 2013
By Lyle Weischwill
How to replace a lawn mower wheel

Learn how replace a damaged wheel on a walk-behind lawn mower—it's a quick, easy fix.

Repair difficulty
Time required
 15 minutes or less
April 1, 2013
By Lyle Weischwill
How to replace a lawn mower safety switch

The safety switch stops the engine when you release the lever on the handle. This repair guide explains how to replace it if it's not working correctly.

Repair difficulty
Time required
 30 minutes or less