one sing can says a lot: check in your oil cap, if you find some oil sludge, its a big revelation that you have oil sludge problem in the engine
Sludge is oil that becomes sticky like glue. It clogs the engine parts so no oil is getting through, thus no lubrication, the engines seizes up from grinding and overheating.
your car is leaking oil!
Common signs and symptoms of a seal leak in a vehicle include oil spots or puddles under the car, low oil levels, burning oil smell, engine overheating, and unusual engine noises.
Smoking engines tend to be signs of burning oil. The best solution would be to get your mechanic to see why your oil is being burnt.
Common signs and symptoms of a broken crank in a car engine include loud knocking or banging noises coming from the engine, engine misfiring or stalling, loss of power or acceleration, and visible damage or oil leaks around the crankshaft area. If you notice any of these signs, it is important to have your car inspected by a mechanic as soon as possible to prevent further damage.
what is a good engine oil to use in my car
there are several signs know if you need a new engine,if the engine uses lots of oil especially burning oil or if the oil light comes on when proper oil level is met,could be signs of worn crankshaft bearings any loud metallic knocking noises the engine makes is a good indication,if you need a new engine go to a salvage yard its the best way to save money engine rebuilds are not cost effective,or you could consider selling you car to a high school student and use the money to buy a new car
oil is milkey white or foamey
An oil leak is always going to be out of the engine as the engine contains oil and the car does not. I think you are saying you are loosing oil with no apparent leak. If that is the case the engine is burning oil and that is why you see no leaks.
smokey exhaust. oil consumption
knocking as in spark knock? or engine knock? spark knock is adjusted through a knock sensor via ignition timing. eng. knock is due to brg. knock as in low oil pressure or sluge in engine or just a tired motor
Antifreeze, engine oil, and engine parts on the ground under the vehicle might be a clue.