IT CRANKS WHEN ITS NOT FLASHING BUT WHEN IT FLASHES IT WANT DO NOTHING
GMC Q&AAsk Your Question
2003 GMC Envoy Question: WHY DOES MY SECURITY LIGHT FLASHES AND IT WANT CRANK WHEN FLASHING
Answer #1Tbone1980 September 03, 2013, 01:43Journeyman
there maybe a problem with the onboard security system...
Answer #2pushrod September 03, 2013, 06:36Master
Do you use the same key every time?
Answer #3Greg's Orange Auto (13428 Answers) , Orange, CA - (714) 361-9386globalhelper September 03, 2013, 06:38Master
scan anti theft for codes and post so we can adv