At times we are all tempted to do repairs on our cars on our own. This usually isn't an issue when it's something you know how to do and if you have the right tools. But, sometimes we can get in over heads when it comes to doing repair work on our car.
Newer cars are harder to work on than the cars back in the day and you may not have the tools available to do the job. In addition, a job that you first thought to be an easy one could be more complicated once you start working on it. You may need extra parts or to remove something you weren't aware you needed to remove.
Any easy way to get a good picture of what you need to do is take a look at a video that goes over the repair you need to make. You can also use pictures to provide you with a step by step photo set of what you're going to be doing.