Where is the cabin air filter located in the old Buick LaCrosse?

[Isabela]

The cabin air filter in the old Buick LaCrosse is located under the trim panel beneath the right front wiper blade. Steps to replace the cabin air filter in the old LaCrosse: 1. Remove the seal strip under the passenger-side wiper, then detach the plastic clips and take off the wiper cover panel; 2. Remove the cabin air filter cover to access the filter; 3. Take out the old filter and install the new one; 4. Reassemble the cabin air filter cover, wiper cover panel, seal strip, and plastic clips in their original positions. The Buick LaCrosse is a mid-size sedan under SAIC-GM Buick. Taking the 2013 LaCrosse eAssist 2.4L Energy-Saving Comfort model as an example, its powertrain is equipped with a 2.4L inline-four naturally aspirated engine, delivering a maximum power of 137kW and a maximum torque of 240Nm, paired with a 6-speed automatic transmission.