Mercedes Benz Truck ML 350 BLUETEC (164.125) V63.0L DSL Turbo (642.820) Wheels/Tires Hard Metallic Knock from Front Wheel Bearing Are
Vehicle: All Technical Service Bulletins Wheels/Tires Hard Metallic Knock from Front Wheel Bearing Are Hard, metallic knock from area of wheel bearing on front axle when cornering slowly or while parking Topic number L133.25P051401 Version 1 Design group 33.25 Axle housing, stub axle Date 04092013 Validity Model 164 as of VIN 164 ###.#A 557 500 Model 251 as of VIN 251 ### #A104835 Reason for change Complaint: When negotiating a gentle corner at walking pace (58 km/h) or while parking / maneuvering, a single, loud metallic knock is heard from the area of the wheel bearing on the front axle. Cause: Wheel bearing bore in steering knuckle may not have sufficient press fit, therefore insufficient overlap between wheel bearing outer race and steering knuckle. Micromovements result in the relevant noises. Remedy: Replace steering knuckle with wheel bearing. In the case of followup repairs (steering knuckle already replaced), only replace the wheel bearing and ...