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- Look under the glovebox for a silver 10mm hex nut on both the left and right sides.
The accompanying smell from an old cabin air filter can make it hard to breathe for a vehicle's occupants and reduce mileage per gallon.
Replacing the cabin air filter in a new-gen BMW 430i requires only three tools and takes less than 20 minutes.
While the risk and injury are minimal, always keep the vehicle off while performing this replacement to minimize potential shock hazards.
Check that the replacement cabin air filter is compatible with your car before purchasing.
To reassemble your device, follow these instructions in reverse order.
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