I turned my key to start my car and all my lights went out now its like there's no power to my car at all.. Even if I jump the battery there's nothing
Sounds like a loose or dirty battery connection. Also check battery voltage.
I tightened the connections and even cleaned them... The voltage is coming back at 12.7
Search Pontiac Firebird Questions
Are you a UK consumer? CarGurus now has a discussion forum in the UK.
Pontiac Firebird Experts