I am tired and feel like a failure

I 21m have been working at the same gas station for about 2 years during that time I was able to save almost $6,000. I was fixing to use that money to get the car my dad gave me as a graduation present fixed up after month of me trying get the arts to fix it myself to no avail. quick context the whole time I was trying to get parts I would ask my dad if it was right since it was previously his car