Are you releasing your brake as your pressing the park button? I know if I let go too fast it moves forward a bit. As long as I have brake pressed throughout, no problem.
745Li E66 Sterling Grey Metallic
/ 35% Tint (windows) / 20% Tint (tails) / ACS Roof Spoiler / Interior & Exterior LED's / MTEC V3's / 6000K D2S /
DDM Tuning HID 6000K Fogs / BIMMERFEST license plate cover