jeep gran cherokee

Hello Im new here to JEEPZ. I have a 2000 Jeep Grand Cherokee. It has some rust on the front drivers side frame. Not the long frame that gos along the jeep just a part that is connected to it and gos off to the side and up to the cab. What part of the frame is this called? Same on the passenger...

My 2000 jeep gran cherokee is stoping while driving and a key light comes in. For instance, the power steering and gas stops. It will start back up just fine. After research, I thought it was the fob in the key but it was not. Then I disconnected and reconnected the battery terminals and it...