There are industrial cleaners used to clean crime scenes that you coudl use to clean the odor out of the car... May I refer you to the mythbuster's episode on cleaning up a car after there's been a dead body in it for a while...

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All it takes for evil to prevail is for good men to stand by and do nothing.

Too many people tip toe through life, never attempting or doing anything great, hoping to make it safely to death... Bob Proctor

'95 S320 LWB
'87 300SDL
'04 E500 wagon 4matic