GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2009 🢒 CTS 🢒 HVAC 🢒 Heating, Ventilation, and Air Conditioning 🢒 Passenger Compartment Air Filter Housing Replacement

Removal Procedure
  1. Remove the air inlet grille panel. Refer to Air Inlet Grille Panel Replacement.
  2. With two hands release the tabs on each side of the access cover.

    3. Object Number: 1996958 Size: SH
  3. Lift up the filter access cover (1).

    4. Object Number: 1996964 Size: SH
  4. Remove the filter (1) from the filter housing.

    5. Object Number: 760799 Size: SH
  5. Gently pry out on the filter housing to separate the housing from the sheet metal.
  6. Remove the passenger air filter housing (1).

Installation Procedure
  1. Install the passenger air filter housing (1).
  2. Press the passenger air filter housing until all clips engage into the sheet metal.

    3. Object Number: 760799 Size: SH
  3. Ensure that there is a good seal between the passenger air filter housing and the sheet metal.

    4. Object Number: 1996964 Size: SH
  4. Install the filter (1) in to the filter housing.

    5. Object Number: 1996958 Size: SH
  5. Install the filter access cover (1).
  6. Install the air inlet grille panel. Refer to Air Inlet Grille Panel Replacement.