GM Service Manual Online
For 1990-2009 cars only
  1. Wash the bright metal parts regularly with water.
  2. Use Chrome Cleaner and Polish GM P/N 1050173 or the equivalent on chrome or stainless steel trim when necessary.
  3. Use special care with aluminum trim. Do not use the following solvents to clean aluminum:
  4. • Auto or chrome polish
    • Steam
    • Caustic soap
  5. Wax all bright metal parts.
  6. Rub to a high polish.