Most drivers think of the ignition switch as the slot where they insert the key to start their car, but that’s actually the ignition lock cylinder. The ignition switch is a more complex electrical ...

Q. I have a 2009 Chevy Cobalt. The car was running but had some fault codes, one being a faulty ignition switch. I replaced the switch and did a key relearn, and now the car will not crank or start.

Newly released internal GM documents reveal that the company in 2001 considered -- and rejected – an ignition switch design that two prominent safety advocates say could have avoided the problem that ...