(Remove/Install Driver's Seat Heater Control Unit - AR91.30-P-0034LWO)

WARNING: This page is about a different car, the 2023 Mercedes-Benz GLC300, 2022 Mercedes-Benz GLC300, 2021 Mercedes-Benz GLC300, 2020 Mercedes-Benz GLC350e, and 2020 Mercedes-Benz GLC300. However, it is still accessible from the selected car via links, so may be relevant.

MODEL 205.### 1# up to 5/31/15, 253.### 1# up to 5/31/15 with code 401 (Climatised front seats) except code 221 (Electrically adjustable left driver seat) except code 275 (Driver's seat, electrically adjustable with memory function)

MODEL 205.### 1# up to 5/31/15, 253.### 1# up to 5/31/15 with code 873 (Left and right driver's seat heating) except code 221 (Electrically adjustable left driver seat) except code 275 (Driver's seat, electrically adjustable with memory function)

MODEL 205.### 2# up to 5/31/15, 253.### 2# up to 5/31/15 with code 401 (Climatised front seats) except code 222 (Electrically adjustable right driver seat) except code 275 (Driver's seat, electrically adjustable with memory function)

MODEL 205.### 2# up to 5/31/15, 253.### 2# up to 5/31/15 with code 873 (Left and right driver's seat heating) except code 222 (Electrically adjustable right driver seat) except code 275 (Driver's seat, electrically adjustable with memory function)

MODEL 213, 238 with code 902 (Seat heater Plus for driver and front passenger)

Courtesy of MERCEDES-BENZ USA

Shown on model 238

	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Commission driver's seat control unit for seat heating (1).	When replacing the driver's seat heater control unit (1).
		Model 238 with code 902 (Seat heater Plus for driver and front passenger)	AD00.00-P-2000-06LWO
		Model 205.### 1# up to 5/31/15, 253.### 1# up to 5/31/15 with code 401 (Climatised front seats) except code 221 (Electrically adjustable left driver seat) except code 275 (Driver's seat, electrically adjustable with memory function) Model 205.### 1# up to 5/31/15, 253.### 1# up to 5/31/15 with code 873 (Left and right driver's seat heating) except code 221 (Electrically adjustable left driver seat) except code 275 (Driver's seat, electrically adjustable with memory function) Model 205.### 2# up to 5/31/15, 253.### 2# up to 5/31/15 with code 401 (Climatised front seats) except code 222 (Electrically adjustable right driver seat) except code 275 (Driver's seat, electrically adjustable with memory function) Model 205.### 2# up to 5/31/15, 253.### 2# up to 5/31/15 with code 873 (Left and right driver's seat heating) except code 222 (Electrically adjustable right driver seat) except code 275 (Driver's seat, electrically adjustable with memory function) Model 213 with code 902 (Seat heater Plus for driver and front passenger)	AD00.00-P-2000-04B
2	Switch off ignition and store transmitter key outside of transmission range (min. 2 m).
3	Remove bolts from guide rails of driver's seat.	Model 205.0##/1 ##/2##/3## 1# up to 5/31/15, 253.### 1# up to 5/31/15 with code 401 (Climatised front seats) except code 221 (Electrically adjustable left driver seat) except code 275 (Driver's seat, electrically adjustable with memory function) Model 205.0##/1 ##/2##/3## 1# up to 5/31/15, 253.### 1# up to 5/31/15 with code 873 (Left and right driver's seat heating) except code 221 (Electrically adjustable left driver seat) except code 275 (Driver's seat, electrically adjustable with memory function) Model 205.0##/2##/3## 2# up to 5/31/15, 253.### 2# up to 5/31/15 with code 401 (Climatised front seats) except code 222 (Electrically adjustable right driver seat) except code 275 (Driver's seat, electrically adjustable with memory function) Model 205.0##/2##/3## 2# up to 5/31/15, 253.### 2# up to 5/31/15 with code 873 (Left and right driver's seat heating) except code 222 (Electrically adjustable right driver seat) except code 275 (Driver's seat, electrically adjustable with memory function) Model 213, 238 with code 902 (Seat heater Plus for driver and front passenger)	AR91.10-P-1000LW
		Model 205.4## 1# up to 5/31/15 with code 401 (Climatised front seats) except code 221 (Electrically adjustable left driver seat) except code 275 (Driver's seat, electrically adjustable with memory function) Model 205.4## 1# up to 5/31/15 with code 873 (Left and right driver's seat heating) except code 221 (Electrically adjustable left driver seat) except code 275 (Driver's seat, electrically adjustable with memory function) Model 205.4## 2# up to 5/31/15 with code 401 (Climatised front seats) except code 222 (Electrically adjustable right driver seat) except code 275 (Driver's seat, electrically adjustable with memory function) Model 205.4## 2# up to 5/31/15 with code 873 (Left and right driver's seat heating) except code 222 (Electrically adjustable right driver seat) except code 275 (Driver's seat, electrically adjustable with memory function) U The driver's seat remains in the vehicle.	AR91.10-P-1000LWR
4	Tilt back driver's seat and unclip the driver's seat control unit for seat heating (1).
5	Disconnect electrical connectors (2, 3) and remove driver's seat control unit for seat heating (1).
6	Install in the reverse order.