Hi Everyone,
Bit desperate here, first time posting.
This will be a bit of a long post just so I can get as much information out there to help diagnose the issue.
Car: HOLDEN COMMODORE VX (S2?) 2002 4 Door Sedan 3.8 litre, LN3 (L36) V6
So my issue is my voltage starts off at 13.5V (Dash...