hi the pollen filter is located passenger side lower floor on side of heater box torque screws 3 undo side flap will open pull out filter and replace new
popeye
February 2009
This forum will help:- http://www.vauxhallownersnetwork.co.uk/forumdisplay.php?f=119
I own a 2000 Astra, mine is located at bottom of drivers side footwell, to the right hand side.