06 GT. Been doing upgrades and cosmetics for 2 years. Rear end rebuilt, gear upgrade, coil pack upgrade, K&N air flow, totally rebuilt front end, just for info. Replaced battery. Car sat for 6 months with no battery while I worked on it. Cranked it up and motor was ticking slightly but went away when it warms up. Does it everytime I crank it. Dash is lit up like a Christmas tree. Every light is on, brakes(new),traction control, abs, engine light, wrench, literally every light. Drove it for...

06 GT - Everything has suddenly gone bad!