Grand AM V6-3.4L VIN E (2001)
subsection of the Service Manual (SI Document ID # 290800).
Important:
DO NOT remove metal material from the flange area while cleaning the flange area.
4.
Clean the inner and outer wheel flange area with a ScotchBrite(TM) General Purpose Pad - Marron 3M(R), P/N 051131-37447, or equivalent, and
Brake Parts Cleaner, GM P/N 12346139 (in Canada, P/N 10653463).