Help Me Get Back On The Road To Stability

Have hit a lot of bumps in the road lately. Went through a breakup and now the engine has blown on my car. My son starts trade school in two weeks so I won’t be able to rely on him to take me to work anymore. The majority of my paycheck goes to my rent and I use food banks for food. Just really looking for help to get an A to B car. Any help is greatly appreciated.