Problem is described in the title. No engine light or other indicator showing there is any problem. Help?

I'd like to try to start one thread to track GM Card Bonus Earnings. If you have a GM Card, and recently got a bonus offer in the mail, please provide the following information, and I will update this thread. The key goal is to determine not only when bonus earnings are active, but what level...

hello just bought a gps tracker to the cruze. i have the wiring read to connect to a 12v source. the problem is that it has to be conected to the battery directly since every 12v sources in the car such as lighters, brake lights, etc etc etc...work only when the car is on and the gps tracker...