This Dodge is DEAD...No-Crank, No-Comm!

This 2004 Dodge Ram was towed to the local shop after the owner replaced the battery and the truck refused to crank. Shop owner says that his scanner is not talking to the PCM... Let s start with the basics and see why this truck is dead in the water. THINK TOOL PROS: https://www.amazon.com/dp/B08XXWHQVJ?ref=exp_pinehollowautodiagnostics_dp_vv_d Enjoy! Ivan