C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

I'm sorry?

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Old Oct 9, 2006 | 10:21 AM
  #1  
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Default I'm sorry?

I was going about 100 or so mph trying to show off I guess, and little did I know there was a gigantic crack in the road. Long story short I started to hear a knocking noise coming from the motor and I figured I'd fix it later that week but when I took it out one day on the freeway, I was going about 60 or 70 mph I felt something was wrong and the car began to shut down. When I tried to turn it on again It only made this weird noise like I growling dog like something was stuck, do you guys think it's my pistons?
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Old Oct 9, 2006 | 10:27 AM
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If you hit the road hard enough good have punched the oil pan up and now hitting the crank. There is not much clearance between the crank and the pan. What is oil pressure? Does the oil look shinny(metal contamination) when you wipe the dip stick on a clean paper towel. You might want to get under it to see. Look at the oil pan and the transmission cover. wro87
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Old Oct 9, 2006 | 10:29 AM
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I'm not sure of the oil pressure. There is no metal contamination but there is a gigantic dent in my oil pan.
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Old Oct 9, 2006 | 10:30 AM
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Does it still have OIL in it? You could have busted the pan?
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Old Oct 9, 2006 | 10:31 AM
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There is very little oil in it, there probably isn't any oil in it at all right now.
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Old Oct 9, 2006 | 10:34 AM
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Look like you might have found it! Drop the pan not all that tough and see whats been hitting. You want to check the Pick-up tube/screen for the oil pump also it is on the bottom and may need replacement also. The pan can be pushed back out or replacement is cheap. Just be sure to inspect the bottom of the crank well for where it has come into contact. Good luck! WRO87
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Old Oct 9, 2006 | 10:35 AM
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If theres no oil may not be a good sign wro87
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Old Oct 9, 2006 | 11:09 AM
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get a new pan, check the crank, and dont do that again
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Old Oct 9, 2006 | 11:46 AM
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Originally Posted by L98tech
There is very little oil in it, there probably isn't any oil in it at all right now.

Based on the above and you stating the engine shut down and now it will not crank sounds terminal to me.

Bob
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Old Oct 9, 2006 | 11:59 AM
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Originally Posted by wro87
If you hit the road hard enough good have punched the oil pan up and now hitting the crank. There is not much clearance between the crank and the pan. What is oil pressure? Does the oil look shinny(metal contamination) when you wipe the dip stick on a clean paper towel. You might want to get under it to see. Look at the oil pan and the transmission cover. wro87
That was fast, Have you had this happen before?
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Old Oct 9, 2006 | 12:07 PM
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You either lost the oil or the pickup got pushed up into the crank or crank area and isnt pumping. Drop the pan.
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Old Oct 9, 2006 | 12:26 PM
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May your L98 rest in peace.
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Old Oct 9, 2006 | 01:38 PM
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It sounds like the pan ruptured, all the oil leaked out and the engine seized.
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Old Oct 9, 2006 | 01:48 PM
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Originally Posted by L98tech
.. When I tried to turn it on again It only made this weird noise like I growling dog like something was stuck...
I think the sound your hear is the starter trying to turn a damaged engine. If you ran it with no oil or the pick-up bent up out of the oil left in the pan, you might be looking at a tear down and rebuild.
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Old Oct 9, 2006 | 01:57 PM
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Probability is that you just toasted that motor. Why would you take it out driving after hearing engine noise like that and not take a look at the oil???
Also, why wouldn't you look under the car???

Man, I am sorry. That sucks, you might get lucky and be able to save it, but your odds are extremely low that that will happen.

Sorry man.
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Old Oct 9, 2006 | 02:08 PM
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Buy a boat to go with your new anchor.

RACE ON!!!
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Old Oct 9, 2006 | 03:02 PM
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Originally Posted by kalister1
It sounds like the pan ruptured, all the oil leaked out and the engine seized.
Your profile says you aspire to be a mechanic. A rather poor, or more frankly stupid, start. Well, now you have your first 'patient'.
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Old Oct 9, 2006 | 03:19 PM
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One wonders if some people ever look at their instrument cluster
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Old Oct 9, 2006 | 03:40 PM
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Originally Posted by L98tech
I was going about 100 or so mph trying to show off I guess,?


Fortunately you didn't kill anyone.

In the future, if you want to show off, take the car to a track. Your chances of hurting the car or someone else are a lot less at the track than on the street.
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Old Oct 9, 2006 | 05:43 PM
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Originally Posted by L98tech
I'm not sure of the oil pressure.
Well, tech, you obviously are an inexperienced driver. Find someone in your area who has some time with cars and get them to take a look at this. They need to know what they are looking at/for.

I'm sorry this happened. Chalk it up to one of life's lessons and learn from it.

Lesson #1: When you hear funny noises, STOP immediately and find out what is causing them BEFORE you continue driving the car.

Lesson #2: GM didn't spend good money putting an oil pressure monitoring system in your car just to impress the prom queen. Use your gages...they can tell you more than we ever can.

Good luck.

Larry
code5coupe

Last edited by rocco16; Oct 9, 2006 at 05:45 PM.
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