you hjave a short in wiring. check the connections at starter motor to make sure they are tight.if they are tight then you should have stater motor repaired. the starter is the only thing low on the car that would spark when trying to start
why were there sparks when cabels were hooked up when trying to jump start car is it safe to try and jump start car again
Low battery.
bad starter
you should try to poo in it
you have a dirty battery post
Try graphite or lock lubricant
It depends, you could try starter fluid.
Weak battery or starter motor shorted out internally.
bleed the fuel and then start or manualy fill the new fuel filter and then try it
try an alternator
Try adjusting your pedal
This will vary from state to state, the type of truck you will be driving and the distances you intend travelling. Try thetruckersreport.com to start with. This will give you a general 'feel' for the industry.