Try searching for N62 belt replacement, I've seen and referenced a video from a 7 series owner. Very easy and more so if you take out the Aux fan to get more space. Basically just need a long breaker bar into the tensioner with the right socket size and remove/install the belt.

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TQ2K


'04 N62 - Alpine White/Truffle
'03 S62 - Petrol Mica/Champagne
'97 S52/4/5 - Alpine White/Dove
'91 M42/4/5 - Brilliantrot/Tan