Im having a very frustrating problem with my chevy.. my dad had installed his stereo into his truck after that the security light came on and stayed on ! the headlights and dome lights don't turn on! and there is no CHIME! the car turns over like it wants to start then dies out after a second! I can figure this out i need HELP! i checked the fuses they are good i checked the bcm connectors they are good! i tried the relearn procedure it don't work !! I NEED HELP!!! WHATS THE PROBLEM???
