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Oil change procedure

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Old 04-18-2009, 04:24 PM
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Vito52
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Default Oil change procedure

I just took ownership of a 2003 anniversary convertible & have been looking it over. I noticed on the oil pan adjacent to the drain plug was a caution to follow the oil change procedures. What are they? How is changing the oil on this car any different than any other car? I would typically drain the oil when it's warm, leaving the oil filler cap open to equalize the pressure. Once the oil is drained, then I would remove the oil filter. I will be using Molbil 1, 5W-30. Thank you for your comments.
Old 04-18-2009, 04:34 PM
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TEXHAWK0
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No different...just remove the plug and let it drain. Some people go to the trouble to raise the rear of the car to get more oil out, but I just drain it on a level surface.
Old 04-18-2009, 08:52 PM
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Vito52
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So then why the warning on the oil pan?
Old 04-18-2009, 10:47 PM
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ljthe2nd
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Originally Posted by Vito52
So then why the warning on the oil pan?
To try to scare you into taking it to the dealer for a simple oil change. Just get the car level and you'll be ok.

Last edited by ljthe2nd; 04-18-2009 at 11:00 PM.
Old 04-18-2009, 10:57 PM
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Eric D
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Originally Posted by Vito52
So then why the warning on the oil pan?
You might want to read through some of the postings on how best to get your Corvette raised up enough to do the oil change. This is the only thing that is much different then other cars. There are special jacking points on this car.

You really don't have to remove the oil fill cap to drain the oil. The crankcase has other vent sources.

Enjoy your new ride!!! They really are a blast..
Old 04-18-2009, 11:02 PM
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lucky131969
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Originally Posted by Vito52
So then why the warning on the oil pan?
Wow, I never noticed that warning before. Now I'm concerned.

Any oil change guru's out there?
Old 04-18-2009, 11:48 PM
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briann510
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Before too much longer there will be very few GM dealers left to take a car to for work without a huge wait for appointments. Some owners have found recently that dealers closing down have left them hundreds of miles from another dealer.
Everyone will need to learn how to do things that the dealer used to do for them.
Old 04-19-2009, 05:54 AM
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Bugaboo
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Originally Posted by TEXHAWK0
No different...just remove the plug and let it drain. Some people go to the trouble to raise the rear of the car to get more oil out, but I just drain it on a level surface.
Just do it like any car..........
Old 04-19-2009, 10:31 AM
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Redhawg
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Do not over think this. Its a car a nice car but still a car. Change the oil the same as you have in the past. You will be ok.
Old 04-19-2009, 11:15 AM
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TEXHAWK0
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They may be talking about using oil that meets the special GM4718M standard.
I hope you are also using the special refueling procedure to put gas in the car?
Old 04-19-2009, 12:59 PM
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Oldvetter
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You do have to wait longer for the oil to drain out of all the baffles, at least 10 minutes. Raising the back of the car allows 4 more ounces to drain out, I do it anyway.
Old 04-19-2009, 01:54 PM
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jimmy vette
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Default Dirty oil

I have read a lot about this and the bottom line is that you are leaving a small amount of dirty oil in the pan unless you tip the car forward slightly. I drive up on racing ramps & then jack the rear of the cars so that she tips forward slightly. Not a big deal if you have the jack & stands to make sure the car is stable. Overall it's probably not a big deal but I would rather do that then leave any old oil in the car.
Old 04-19-2009, 03:30 PM
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Fast Cop
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Just think with your dipstick
Old 04-19-2009, 09:02 PM
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itzza427
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Don't forget to reset the Oil Life Monitor (OLM) !!
Old 04-20-2009, 09:58 AM
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jovette
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I always remove and replace the oil filter 1st........I've found on some engines, that once you loosen the oil filter, a small amount of oil is released into the oil pan area, so that's why I don't drain the oil first.

I also raise the rear of the vette higher than the front, and allow 20+ minutes for complete draining of oil pan.
Old 04-20-2009, 07:40 PM
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NC99
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Make sure your car is level, if not don't worry about it you just won't get every last drop of old oil out. I run mine up on ramps and then jack the back of the car up until it's level. Once most of it drains out, I jack the back up a little higher than the front to drain out just a little more.

Remove the oil fill cap, pull the dipstick out some, remove the filter then drain the oil pan. I usually walk away from it, drink a cup of coffee and then go back to it.

Fill the oil filter up with oil (should take about 1/2 Qt) and run a thin layer of oil on the rubber seal of the filter. Screw it on until hand-tight. No need to wrench it down but you can give it an extra turn with an oil filter wrench if you want.

Put the drain plug back in and again, no need to over tighten the thing. If you've drained most, if not all of the oil out, it should take 6.5 Qts, per the owners manual. Mine takes this amount but I know it varies for some people. Just have to check and make sure it's full.

Start the car up and re-check. Very simple.
Old 04-20-2009, 09:47 PM
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Armedruby
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Had the exact same question when I bought mine a year ago. Got the exact same answer a year ago. I get mine as level as I can and let it drain for a good while...10 minutes or so. Put some oil in a new filter and filler up. Mine takes a little less that 6.5 quarts...so maybe I'm leaving a little in....but I change every 3k miles.

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