Cayenne S (9PA) V8-4.5L (2003)
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1. Unscrew the two fastening screws and remove cover for the particle filter.
2. Pull out filter downwards.
3. Unscrew the 6 fastening screws -2- for the fan housing. Support housing.
4. Raise both retaining clips and remove the fan housing.
Disassembling heater/ A/C unit
