DIY Window Air Conditioner Repair

A window air conditioner cools the room it's in, so you get relief from the heat without using energy to cool the whole house. If your window AC unit isn't cooling well, don't sweat it—we have common symptoms and troubleshooting solutions for any make or model, as well as window air conditioner repair guides that walk you through repairs step by step. Find the window air conditioner parts you need and browse our free diagrams online to learn how to fix your window air conditioner and restore your cool.

For manuals, repair guides, and specific part recommendations, enter your model number.