Pressure washer symptoms
Cleaning your deck is a pain when your pressure washer won't spray, only produces weak spray or water sprays out the pressure relief valve. Follow the DIY troubleshooting steps for symptoms you're encountering with your pressure washer so you can get back to your cleaning chores. Order the replacement parts you need by entering your pressure washer model number in the search bar. Follow the steps in our pressure washer repair guides to install the parts you need and get your pressure washer running again.
Symptoms common to all gas pressure washers
Choose a symptom to see related pressure washer repairs.
Repair guides for gas pressure washers

The chemical injection valve draws detergent into the pump. If it’s not drawing detergent, use a repair kit to replace the chemical injection valve.

O-rings seal fittings on the pressure washer pump. Damaged seals allow water to leak from the pump. Follow these steps to replace the O-rings in a leaking pressure washer pump.

The pump can be damaged by air in the inlet water supply or by chemicals that remain in the pump body after using the chemical injection system. Follow these steps to replace a damaged pump.
Articles and videos for gas pressure washers

Learn about the top 10 must-have electric lawn & garden tools for 2023

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.

Follow this advice to winterize your pressure washer.