Models with automatic air conditioning control
1. Remove the heater control panel and remove the bulb holder from the back of the control unit.
2. Installation is carried out in the reverse order of removal.
Models with manual air conditioning and models without air conditioning
Removal the heater panel backlight bulb
1. Remove the corresponding handle from the heater control panel and, pulling it towards you, remove the light bulb from the central part of the control unit (see picture).
2. Installation is carried out in the reverse order of removal.
[Article was borrowed from the website: mercedesman.ru]