Greetings. In my bay tonight is a 1998 C8500 w/ Cat 3126 Serial 7AS36236 Ar 164-8898. Symptom; Cranks, w/start. Will start on a snort of either. Does this everytime. Today's ambient is a balmy 80degf. When it starts, it will run well all day, until shutdown. ... Login to read more.