The problem is an intermittent one and seems to connected to cold ambient temperature, I go to start the car and the dash is dim, (I recently replaced the battery (<3mth) AGM 760 CCA), when I turn the key - nothing dash goes out - no lights on dash, I use my jump pack to start no problem. when I...

Hi All.
I have a few common problems (from what I've seen online) with my VW Multivan T5 2007 Highline.
It started with my drivers side electric sliding door not closing properly and the electric auto closing part stopping working which caused my car to beep while driving because the door...