For some reason you shouldn't be able to get it off with some "oopmhhh" , you can resort to a torch and heat it. CAREFULLY !!
1994 E500 (MY SUNDAY DRIVER)
1993 190E SPORTLINE LE W/ M104 SWAP
2000 BMW 528I (WIFEY'S CAR)
"Excuses are crutches for the unfounded."