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: Windshield Wiper/Washer
Components and components location Component Location 1. Windshield wiper arm & blade 2. Wiper & washer switch 3. Windshield washer hose & nozzle 4. Wiper motor & linkage assembly 5. Washer motor 6. Washer fluid level sensor 7. Washer reservoir tank 8. Wiper/Washer relay (Built-in Metal core block PCB) Windshield Wiper-Washer Switch Repair procedures Removal 1.Kia Stinger (CK) 2018-2023 Owner's Manual: Front Door Belt Outside Weatherstrip
Repair procedures Replacement Put on gloves to protect your hands. • When prying with a flat-tip screwdriver or using a prying trim tool, wrap protective tap around the tool and related parts to prevent damage.