If your vehicle is equipped with the outside rearview mirror defrosters, they will operate at the same time you turn on the rear window defroster.
Kia Niro 2017 (DE HEV) Service Manual: Power Seat Motor Repair procedures
Inspection
Power Seat Motor
1.
Disconnect the connectors for each motor.
[Slide motor
(A)]
[Rear height
motor (B)]
[Front tilt
motor (C)]
[Reclining
motor (D)]
[Lumber support
motor (E)]
...
Kia Niro 2017 (DE HEV) Service Manual: Antenna Repair procedures
Removal
Roof antenna
1.
Disconnect the negative (-) battery terminal.
2.
Remove the roof trim assembly.
(Refer to Body - "Roof Trim Assembly")
3.
Disconnect the roof antenna cable and connector (A).
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