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Engine Overheating, Advice please..

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Old Dec 26, 2010 | 09:21 AM
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Default Engine Overheating, Advice please..

Hello everyone, I have an 05 automatic enthusiast, my engine has been overheating. 2 minutes into driving it my C/H gauge starts acting up and 30 more seconds its all the way to the top "H". I just replaced my thermostat, and also let all the air out of the pipes. I don't know what else it could be. I replaced the thermostat 3 days ago and today its starting to act up again.

Any Ideas? I really wanna drive my car, any advice would be great!

P.S I wanna get this done today because its my only day off.

Any suggestions would be very appreciated.
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Old Dec 26, 2010 | 10:57 AM
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Either you still have air in your coolant system or your new thermostat isn't operating properly.
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Old Dec 26, 2010 | 11:20 AM
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is it overheating while not moving ? also pick up a spill free funnel to properly bleed out air
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Old Dec 26, 2010 | 12:05 PM
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Do you have a coolant leak? How does the overflow bottle look?
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Old Dec 26, 2010 | 12:45 PM
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I am going to say you have air in the system someplace.
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Old Dec 27, 2010 | 07:43 AM
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Sounds like air to me, too. You need to verify if it's actually over heating though, or if your sensor is lying, (external infrared thermometer or similar.)
Apparently it's extremely difficult to not end up with air in these systems and there are explicit instructions and lots of threads about it. Maybe I am just lucky, but by actually filing it as slowly as they say, (which is painfully slowly), I have never had an issue. (With the bleeder open and all of the other instructions, etc...)

Last edited by DaveJackson; Dec 27, 2010 at 07:47 AM.
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Old Dec 29, 2010 | 10:13 AM
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Went to dealership there is a small crack in the radiator, I am going to get it fixed but can someone tell me how I can take a radiator out a 2005 350z enthusiast. I need this done today, you guys would really save me
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Old Dec 29, 2010 | 11:28 AM
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Re: Removing rad.
Do a search for the factory service manual first as it has decent instructions. There is one available on here, I think. I can't recall too many specifics, but it isn't that hard. Remove that plastic engine shroud first, for sure. Duh, make sure it's cooled down. Get the upper and lower rad hoses off and have an enormous tray there to collect fluid that will continue to drip for a LONG time. Give those 2 plastic clips a half turn and lift it out very carefully as it's pretty fragile with the fins and all.
Oh, I suppose there's the fan shroud too. It has at least two electrical connections. You'll have an easier time if the front of the car is jacked up.
Sorry, I can't remember more as I'm sitting in an airport, but if this sounds too daunting, accept that you're in over your head now. Make sure you find that manual first, as it was a bit of help. If it doesn't look too hard, get into it and post any issues you have. I'll check back in the next day or so.
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Old Dec 29, 2010 | 12:15 PM
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Thank you very much dave.
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Old Dec 29, 2010 | 12:27 PM
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You can turn those two plastic clips all you want but if you don't first unplug and remove the fan shroud and second remove the two bolts attaching the AC condenser to the radiator, you're not getting it out. Do yourself a favor and find the service manual for your car for free online and follow the instructions listed in it for radiator removal.
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Old Dec 29, 2010 | 05:06 PM
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Originally Posted by Kwame@z1Auto
You can turn those two plastic clips all you want but if you don't first unplug and remove the fan shroud and second remove the two bolts attaching the AC condenser to the radiator, you're not getting it out. Do yourself a favor and find the service manual for your car for free online and follow the instructions listed in it for radiator removal.
Yep. That's what I meant to say when I tacked that on late... Careful with the a/c because it's hard-piped in (if you have a/c.)
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Old Dec 29, 2010 | 05:19 PM
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Hey guys im so proud of myself I took the radiator out by myself im gonna buy a new one tomorrow and put it in the condenser and the radiator gave me some trouble but im good, thanks for all the advice

Here is my car finished!

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Old Dec 29, 2010 | 08:00 PM
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How about a picture of what was wrong with the radiator?
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Old Dec 30, 2010 | 09:03 AM
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already fixed the radiator w/ diagram wasnt too bad
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Old Dec 30, 2010 | 09:26 AM
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Your posts are confusing, but good luck to you nonetheless.
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