99 Chevy Silverado 6.0 2500 no spark
 

I have a 99 Chevy Silverado with no spark I'm getting power to the coil packs getting fuel but I'm not getting spark from the coil packs to spark plugs I've replaced the crankshaft camshaft sensors takes the ground make sure it was making good contact computer says it's sending out signal also replace the computer I need help bad need to get my truck back on the road

Welcome from Florida. Is the check engine light on? What is the code if it is on?

I'm not getting no codes no idiot lights nothing out I replace the computer I replaced the module