Said he checked the grounds.
Vats only keeps the car from starting. Due to safety reasons, it won't kill fuel while the vehicle is running. it would only light up the security light to give a feeble complaint.
The lack of power windows might be pointing to a battery connection issue. Double check your battery terminals. And if possible, determine what is buzzing.
Our injector circuit is powered by the ignition and then a relay on the passenger side A pillar fuse box. That heads through the main engine wiring connector to the injectors. The ground side of the injector is pulsed by the pcm to each specific injector. That'* how it controls them.
When it dies, the pcm would automatically stop pulsing the injectors at the stall. Power windows should still work though, as you'd be able to use battery power unless they key was turned off and a door was opened. that would turn off the delayed courtesy power.
00 Regal GS: All kinds of cool stuff.