I just had the Crank Shaft replaced and the starter, and the crank shaft censor replaced and the flywheel, and then it just stopped starting! The engine would sound like it was going to turn over, but it never would fully make it over! I was getting fuel in the engine, i got spark and i was getting air! (the 3 major components to starting the vehicle, however it just wouldn't go! I took it to 3 dealerships in MICHIGAN and all of them came back with diagnoses of cleared reports or 1 told me it was the CPU, so i Replaced that and still to this day I have replaced almost everything under that hood and the CPU and still it just wont start up! Here is a list of parts replaced in the last 3 years: (starting with the initial problem) 1. Crank Shaft 2. Crank Shaft Censor 3. Starter 4. Cam Position Censor 5. all 6 Spark Plugs 6. Alll SPark Plug Wires 7. Timing Chain 8. Coil packs 9. Battery (3 times) 10. CPU 11. Factory alarm reset (since i did have a viper alarm system, i took it back to the place that installed it and had them reset it back to factory settings) 12. All wiring harnesses checked and came back working (including those under/through the engine 13. Air filter/cleaning system replaced 14. Flywheel 15.O2 sensors 16. and all fuses were replaced (even if they were not broken)