The above list is not exhaustive, but it's a great starting point. Washing machine repair is by no means a simple task, but it becomes a lot more manageable for the average homeowner when you're at least somewhat familiar with the parts that you're looking at. Take a minute to look over the owner's manual that you received when you purchased your current unit; there should be a complete diagram with all of the parts labeled. If you misplaced the manual or can't locate a helpful diagram, there are countless online resources that can help you with your DIY repair by allowing you to look up your exact model specifications and helping you identify exactly which parts may be at the root of your washer's malfunction.
If, however, you're having trouble putting your finger on exactly what the problem with your machine is, it can be nearly impossible to devise an appropriate washing machine repair plan. In that case, you have three options: Put up with the problem and hope that it goes away, Get rid of the malfunctioning unit and purchase a brand-new one; or, Find a washer and dryer repair technician who can help you diagnose and treat the problem. Obviously, there are pros and cons for each of the scenarios outlined, so it will be up to you to consider your budgetary constraints and any other important factors before making a decision.