Could be a CV (constant velocity) joint going bad / gone bad. I would think the service folks would have noticed a split CV boot and tested for a bad CV joint, but you never know. A bad CV joint will produce a clicking / popping on a turn. It may be your tie rod ends. I had the same thing happen to my 1999 Passat and it was the outer tie rod ends. Probably is a cv joint. We just replaced one that went south at 23,000 miles. After you replace it, put the car out to pasture before it sucks you dry. These are common for bad a/c systems, motors and trannys.
you might want to check your left side wheel bearings
yo shaft
Steering wheel and brake pedal.
A single knocking noise when braking or turning can be caused by a faulty axle. The cost of replacement is usually around 1,000 dollars.
bad axle joint or ball joints and turn stops can make popping
Check your control arms. Bushings could be bad.
Its your bushings, they need to be replaced. About $200 at a shop.
For the brakes, check for warped rotors. For the turning, check for worn CV joints.
Inspect the steering components, suspension, and brakes.
Possible causes of popping/grinding noises when turning:Wheel bearingsCV joint / axleBrakesSee "Related Questions" below for more
The popping sound could be a couple of things first off is your wheel tight? check lug nuts. Some of other causes may be damaged rotors and pads. check them by removing wheel and looking for damaged parts or worn out pads. other things could be front wheel dive axle CV joint but you would hear this when turning also.
Only if it's previously weakened, by rust, fatigue or something.