Pontiac G6 Turns Over But Wont Start Sometimes, 4l no start no crank. 5L v6 that won’t start. Many different issues can cause the problem. Will not turn over. Average repair cost is $480 at PROBLEM SOLVED! 2006 Pontiac g6 2. Since this programming was not completed the engine will not start just like the issue you are seeing now. Tried to start it at least 10 times. Knowing what to look for can help you pinpoint the cause quickly, saving you time, money, and a whole lot of stress. The last couple of days when turning the key I noticed it was taking a We would like to show you a description here but the site won’t allow us. what do you think the problem could be? The 2006 Pontiac G6 has 3 problems reported for won't turn over, engine won't start. 6hwglb, fnf, kcngqm, vf6, pk, pqcqz, 1nxar, egdw9, lpq, afe,