Upon further inspection, engine oil was noticed to look milky in color, indication that coolant have been leaking into the engine. Now my mechanic recommended head gasket to be replaced. Please will this solve the problem?

They said the front rotar has a "lip" and can't be resurfaced. Reputable dealer or not??? 30K

The headlight lamp is not working all the time. I want to remove - dry out - use silicone to seal the seams - replace the bulb and go from there.....or do I need to replace whole thing

I have a audi q5 and i purchased new tires, they have been speed balanced. should i need an alignment if i don't notice any symptoms of pulling, crooked steering wheel or wobbly on the highway

When replacing the battery of an Audi q5, should anything be reprgrammed and if so how?