my bit wont go backwards
 

why is this.
it wont go backwards. if i pick it up it goes backwards but very weak.

yo dude check the battries in the controler same happened to me when the battries are low the car tends to not go backwards

nope not the batts
 

no its not the batterys.
something else.

make sure you got no hair or anything in the wheels.

no
 

no hair

you might want to check the motor conection u might have to pull the little metal tab out so the motor conects better,or you have a lose wire from the pcb to the reverse terminal.