Hi dave heard allot about you doing conversions, im struggling with my Astra 2.0 to z20 let , I have enging in etc and replaced bay loom and dash loom came to try and start it but dash was already lit up before put key in ??? And it turns over but no fire ?? Nothing works either ie windows lights etc , ino in mine passenger foot well ther is a green plug which the new loom goes into, then a spare blue plug ??? Is this vital ,?? Looking around people seem to think its just air bags ?? Can u help me at all thanks