Yes, firstly I would recommend employing a qualified mechanic and I would also recommend your mechanic read this article if he is unfamiliar with fitting turbochargers...
There are a few possibilities such as a momentary lack of oil slightly wearing the bearings and causing imbalance or impact damage to one of the wheels, however the most common cause for a howling type noise is head-droop...
It’s surprising the information an experienced turbocharger specialist can analyse about a vehicle's engine condition and the manner in which it is maintained and tuned by examining the turbocharger...
Identification tags on a turbocharger are normally located either on the front of the compressor cover, rear of the compressor cover on the backing plate or on the centre housing near the oil feed or oil drain...
Probably the most frequent question I've been asked over many years and more often than not by mechanics because in fairness they may rarely repair a turbocharged vehicle...
Loss of power, excess smoke, high fuel consumption, overheating, high exhaust temperatures and oil leakages from the turbocharger are all symptoms that could indicate turbocharger malfunction...
Sounds like a conundrum but it is indeed possible!
I'm late for work again, jump into my car, lunch in one hand keys in the other, with a slice of toast between my teeth I hit the ignition, bounce off the the rev limiter a couple of times, drop the clutch, hit boost before the front gate, gone...
To state the obvious, "follow the vehicle manufacturers guidelines", would be the easiest way to write and finish this article, however in my opinion, most vehicle manufacturers do not deliver enough information to the purchaser of a turbocharged vehicle...
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