Press the OFF button to turn off the air climate control system. However, you can still operate the mode and air intake buttons as long as the ignition switch is in the ON position.
Hyundai Tucson (LM) 2010-2015 Owners Manual: Downhill Brake Control (DBC)
The Downhill Brake Control (DBC) supports the driver come down a steep hill without
depressing the brake pedal. It slows down the vehicle under 5mph (8 km/h) and lets
the driver concentrate on steering the vehicle.
WARNING
Always turn off the DBC on normal roads. The DBC might activate ina ...
Hyundai Tucson (LM) 2010-2015 Service Manual: Climate Control Air Filtar Repair procedures
Replacement
1.
Disconnect the damper (A) from the glove box (B).
2.
Remove the glove box lift (C).
3.
Remove the filter cover (A) with pushing the knob.
4.
Replace the air filter (B), install it after making sure of the direction of air filter.
In case of dri ...