Q: My wife started complaining about a lack of hot water, so I ventured out into the garage to check out the water heater. I took the door off and peeked inside and discovered there was no flame.

Although there are countless models of water heaters, they all tend to suffer from mostly the same problems. Becoming familiar with the most common problems will mean you can repair any water heater ...

Learn why your water heater isn't heating, plus how to fix other problems Fact checked by Emily Estep When a water heater isn't heating or has other problems, you may be able to fix it by yourself.