With use, engine oil loses all its good qualities with which it protects and enhances the life of your engine.
The oil, after a certain time, breaks down and loses its viscosity with which it creates a protective film between the moving parts and surfaces. Also, old oil creates sludge, acids and other harmful materials which are detrimental to your engine. It also accumulates carbon and other microscopic matter from the engine. With this you would have a fairly good idea of the potential for damaging your engine.
Rather than prolong the agony of your engine, I would suggest you change your engine oil and filter
IMMEDIATELY.
Good luck.
2007-08-21 01:16:24
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answer #1
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answered by al_sheda 4
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Premature wear in the engine because the oil lost it full viscosity well over 25000 miles ago. At least you did have oil in it.
Change it now but use a low detergent oil because you do not want the years of build up breaking loose and clogging the oil pump. That will kill the engine quickly. Start doing the every 3000 miles from now on and maybe the wear will not get any worse.
It may seem fine now, but it will start burning oil a lot sooner than it would have had you changed it on a regular basis.
2007-08-21 00:43:39
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answer #2
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answered by Jody D 6
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Are you saying you haven't changed the oil since you bought the car new for 30,000 miles? Or you bought the car used at some mileage and haven't changed it since then?
When oil gets old the molecular bonds begin to break down. It loses lubricosity (ability to lubricate) and metal surfaces inside the engine begin to wear on each other. This greatly decreases the engine's life. Additionally the oil loads up with dirt (mostly burnt hydrocarbons from the combustion process) which are normally filtered out. But the filter would lose it's ability to clean the oil and eventually clog up. That suspended dirt will act as sandpaper on the metal.
2007-08-21 00:53:35
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answer #3
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answered by Anonymous
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This is a Joke question, right???
If not, change the oil and filter NOW! Inspect the drain oil for any metal content (sparkly stuff). Then change it in 1000 miles again, then 1000 miles after that. Have a qualified technician pull a valve cover to inspect for sludging and pray you don't have to replace the rings and bearings. After that regiment if the oil isn't getting burnt up and the engine is OK, you can go back to a 3,000 mile interval.
2007-08-21 00:53:14
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answer #4
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answered by cdever5 4
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because of the fact the Toyota synthetic Lexus has a a hundred and eighty degree thermostat it for sure does not run as warm as maximum autos. city applying over the years is brutal on engine oil as gas an infection, blow by ability of and moisture won't be in a position to be pushed off as properly as miles pushed on the open highway. Your motor isn't ruined yet extra gum and polish will type in case you enable issues get out of hand. At a bare minimum an oil exchange at your Lexis or any new automobile broker is a robust rule of thumb. you have a useful automobile and you may desire to stay away from rapid oil exchange shops. Too many horror memories and blunders are made.
2016-10-16 08:02:54
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answer #5
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answered by giardina 4
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Engine Sludge can plug up the vents in the valve covers and lead to oil usage. Please More Oil Changes! every 1 to 2 thousand miles until the engine looks clean when you look with a flash light in the filler hole. After about 10 frequent oil changes the engine might last longer. I would call a 30,000 oil change 30,000 less miles the engine will last. And Neglect!
2007-08-21 00:48:18
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answer #6
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answered by John Paul 7
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Todays oils have been proven to still have most of their viscosity abilities well past the 3k mile myth . That tradition started in the 40's when oil had no technology . But I do think 30k miles is well past an oil change . 10-15k miles would be the limit , although I still change mine every 3-5k lol
2007-08-21 01:20:35
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answer #7
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answered by Anonymous
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if you don't change your oil the engine will eventually sieze up due to lack of lubrication. this means the heat created by the friction will literally weld the pistons to the cylinder
2007-08-21 00:42:06
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answer #8
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answered by yo-han 5
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you have to change it with the oil filter right now now now or sever damage may occur to yr vehicle..
2007-08-21 00:42:05
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answer #9
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answered by dave 1
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CUT YOUR PINKY FINGER OFF FOR THIS!!!
You keep getting in and driving, and you will end up sitting on your local bus bench! PERIOD
You need to make sure you keep the maintenance up to date and mileage!
2007-08-21 00:52:40
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answer #10
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answered by "/ J()€ 5
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