Why does the security light stay on on my Chevy Silverado?
Why does the security light stay on on my Chevy Silverado? The security light stays on and the truck won’t start. New pass lock sensor, ignition switch and computer. I can connect the battery cables together over night then turn the truck over without it starting and wait about twelve minutes and the light goes off. Is it normal for the security light to go off when the engine is running? After the learn procedure is completed and the engine is running, the security light may stay on steady for a few minutes and then go off—this is normal. Depending...