2007 Chevrolet Silverado 2500 HD Q&A

2007 Chevrolet Silverado 2500 HD Question: Drove it yesterday with no sign of trouble, last night it wouldn't start.

Cranks, but won't turn over. I primed the fuel filter, there's fuel there. What else should I check? The engine light is not on. I loaned out my code reader, haven't got it back yet. -
Answer 1
YOU NEEED A SCANNER TO READ THE PIDS TO DETERMINE PROBLEM. I WOULD GET A DIAG FROM A GOOD SHOP -