OnStar Vehicle Diagnostics will perform a vehicle check every month. It will
check the engine, transmission, antilock brakes, and major vehicle systems. It also
checks the tire pressures, if the vehicle is equipped with the Tire Pressure Monitoring
System. If a diagnostics check is needed between e-mails, press
, and an Advisor can run a check.
Connections
OnStar Additional InformationAir/Wind Noise
Special Tools
CH-39570 Chassis Ear
GE-41416 Ultrasonic Leak Detector
Warning: Refer to Assistant Driving Warning in the Preface section.
To analyze a reported windnoise condition, test drive the vehicle to
determine the origin of the noise.
Choose a regular route with smooth and strai ...
Air Conditioning Evaporator Hose Assembly Replacement
Preliminary Procedures
Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.
Remove the headlamp - right side. Refer to Headlamp Replacement.
Loosen power steering fluid reservoir screw.
Remove brake pipes from the dash lower extension panel.
Remove engine mount. Ref ...
How comfortable is the Mercedes-Benz C Class
The interior of the C-Class Coupe matches the allure of its striking exterior design. Across all versions, you'll find premium materials that exude quality, complemented by metallic and piano black or wood accents. The sleek and minimalist layout adds to the sophistication, with standard sports s ...