2012 GMC Acadia Owner's Manual - Page 252

8-12 Climate Controls 1. Open the glove box. 4. If needed, unsnap the instrument panel compartment assembly (B) from the instrument panel. When reinstalling, be sure the instrument panel compartment dampener arm is aligned properly to the dampener gear assembly. Maintenance Passenger Compartment Air Filter The filter removes dust, pollen, and other airborne irritants from outside air and inside air when in recirculation mode. To find out what type of replacement filter to use, see Maintenance Replacement Parts on page 11‑13. 2. Twist the compartment retainers (A) and pull outward to remove. 3. Lower the instrument panel compartment assembly (B) beyond the stops. 5. Squeeze the housing cover (A) tabs to remove.