BCM controls many things. How old and what make is the main 12v car battery? Has it been tested for correct capacity? Interior lights are dimmed etc by the front rain and light sensor via BCM. Are the front ones working ok? GPS will struggle if insufficient Sats recognised. A software update is a g...

Hi All New on this site, figured might be some experts that could help me, as my local dealer has pretty much given up. I have a QQ Tekna from june 2014 and are experiencing lots of faulty problems. I've browsed tons of forums, threads and google searches, but can not figure out what the signs of a ...