Wont crank, wont start til car cools down

What is your question?

Car starts runs fine. Once turned off wont start for at least an hour. Then once it starts it will run to fine until tirned off. Won't crank, wont start, turn key and lights and dashboard light up and all accessoriezla work (radio, door l9cks, a.c. etc... battery, alternator good, replaced coil pack, relays and fuses changed, crankshaft positi9n sensor, engine is not overheating,

What makes this problem better or worse?

Worse the longer it is driven

How long has your 2009 Pontiac G6 had this problem?

3 months