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: Emergency Call System
Components and components location Components 1. Head unit (AVN, Audio) 2. Emergency call button 3. Emergency call MIC 4. Roof antenna 5. Emergency call unit 6. Supplemental restraint system control module (SRSCM) 7. Emergency call speaker Description and operation Description Emergency Call (eCall) When an accident occurs or the user's request is detected, it notifies the call center of the vehicle status using the wireless network so that the center can provide necessary emergency service.Kia Stinger (CK) 2018-2023 Owner's Manual: Smart Cruise Control (Stop & Go) System
General safety information and caution General Safety Information and Caution Be careful when driving the vehicle using the smart cruise control system as follows. • The smart cruise control system may be restricted to detect distance to the vehicle ahead due to road and traffic conditions.