Contents:

The battery is in the trunk under the compartment cover.
When replacing the battery, disconnect the negative (-) cable (1) and remove the positive (+) battery fuse box (2).
Remove the battery mounting bracket (3).
WARNING - Touching metal surfaces in the trunk under the compartment cover

Do not touch metal surfaces in the trunk under the compartment cover while the engine is operating or hot. Doing so could result in serious personal injury. Turn the engine off and wait until it cools down or wear gloves to replace the battery from the luggage room.
Your vehicle has a maintenance-free, calcium-based battery.
When recharging the battery, observe the following precautions:
Reset items
Items should be reset after the battery has been discharged or the battery has been disconnected.
Kia Stinger (CK) 2018-2023 Owner's Manual: Button Engine Start System
Components and components location Component Location 1. Integrated body control unit (IBU) 2. Interior antenna 1 3. Interior antenna 2 4. Tailgate open switch 5. Bumper antenna 6. Tailgate antenna 7. Buzzer 8. Start Stop Button (SSB) 9. Door handle & door antenna 10. FOB key Schematic diagrams Circuit Diagram Description and operation Description System Overview The System offers the following features: – Changing the state of engine ignition and power by using the start button.Kia Stinger (CK) 2018-2023 Owner's Manual: Manual heating and air conditioning
The heating and cooling system can be controlled manually by pressing buttons or turning knob(s) other than the AUTO button. In this case, the system works sequentially according to the order of buttons or knob(s) selected. 1. Start the engine. 2. Set the mode to the desired position. For improving the effectiveness of heating and cooling; - Heating: - Cooling: 3.