so one of those either parking light or day time running light bulb inside my headlight has blown[tiny bulb], and I need to replace it..... I tried to reach the back of the headlight and can't seem to find a idea how to get to that little bulb? also is there a write up on how to change out the 9007 low beam bulb? lol just got a set of PIAA xtreme white, needa replace the oem.