I have several issues with my vehicle: One, I recentlyt replaced front/ rear roters and brake pads on my mercedes c320 been noticing jerking/ pulling on the brake pedal once brake pedal is applied. Ive noticed the problem only occures once i apply brakes for the first couple of times after i start the vehicle.

Secondly, I recently replaced bothe front upper strut rods on the same vehicle, and have notice some sort of noises sucha as: cluncks, squeaks, and some sort of metal against mettal ratteling on the front right passangers side. i dont know what it might be. please help