This genuine Mercedes-Benz multifunction steering wheel button set (part number A0999051104) is a premium replacement for worn-out, scratched, or malfunctioning steering wheel controls. This specific module features the controls for the Distronic adaptive cruise control system.
Designed for Left-Hand Drive (LHD) vehicles, these buttons restore full control over your dashboard menu, multimedia, driver assistance systems, and cruise control directly from the steering wheel, ensuring safe and comfortable driving.
This part fits a wide range of modern Mercedes-Benz models equipped with matching steering wheel types:
A-Class (W177), B-Class (W247)
C-Class (W205), E-Class (W213, W238), S-Class (W222, W217 Coupe)
CLA (W117, W118), CLS (W257)
G-Class (W463), GLC (W253), GLE / GLE Coupe (W166, W292, W167)
SLK (R172), EQS (V297)
AMG GT (W190, W290)
If the steering wheel buttons are faulty, disconnected, or damaged, the vehicle's onboard computer may display:
Distronic / Cruise Control Fault: A yellow or red warning icon showing a car with radar lines, accompanied by messages like "DISTRONIC Inoperative" or "Cruise Control Malfunction". The cruise control will be disabled.
Backlight Failure: The button illumination fails at night, indicating a broken circuit board or ribbon cable.
Diagnostic Fault Codes (OBD): Scanning the steering column module (SCM) will show faults such as "Communication fault with steering wheel buttons" or "Switch block mechanical fault".
Select Your Option: In our online shop, you can choose between the Left side, or Right side.
To ensure a uniform look, identical backlight brightness, and matching wear levels, we highly recommend purchasing the complete set.
⚠️ VIN Compatibility Check Mercedes-Benz steering wheels have dozens of variations based on the exact production month, AMG interior packages, or country specs. Please include your vehicle's VIN number in the order notes. Our specialists will check the official Mercedes parts catalog for free to guarantee 100% compatibility.