GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2009 🢒 STS 🢒 Engine 🢒 Engine Controls and Fuel - 2.8L, 3.0L, 3.2L, or 3.6L 🢒 Air Cleaner Assembly Replacement

Removal Procedure

    Object Number: 1201221 Size: SH
  1. Turn the ignition OFF.
  2. Remove the air cleaner intake duct. Refer to Air Cleaner Inlet Duct Replacement.
  3. Disconnect the mass air flow (MAF) electrical connector.
  4. Remove the air cleaner bolts.
  5. Remove the air cleaner.

Installation Procedure

    Object Number: 1201221 Size: SH
  1. Install the air cleaner.

    2. Caution: Refer to Fastener Caution in the Preface section.

  2. Install the air cleaner bolts and tighten to 9 N·m (78 lb in).
  3. Connect the MAF electrical connector.
  4. Install the air cleaner intake duct. Refer to Air Cleaner Inlet Duct Replacement.