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C7 question about hood air vent

Old 01-03-2016, 02:53 PM
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Charles Griffin
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Default C7 question about hood air vent

While our sales agent introduced us to our new corvette he warned us about driving through heavy rains and more so deep puddles that would spray water up on the hood and enter the air vents. I found this strange since having the vehicle stationary during a heavy rain could have easier access thru the vents. He was told by a couple of his customer that they had problems after running into this conditions. He even warned us about spaying a lot of water over the vents when washing the car......which I would not do anyway. Has any new stingray owners experienced or heard about this problem?
Old 01-03-2016, 02:57 PM
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Steve_R
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To put it bluntly your salesman is full it and has no clue. You can drive just fine in heavy rain and wash it without worry about the hood vent.
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Old 01-03-2016, 02:57 PM
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Johniorio4
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Is this a joke?
Old 01-03-2016, 02:59 PM
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BlueFinn
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Originally Posted by Charles Griffin
While our sales agent introduced us to our new corvette he warned us about driving through heavy rains and more so deep puddles that would spray water up on the hood and enter the air vents. I found this strange since having the vehicle stationary during a heavy rain could have easier access thru the vents. He was told by a couple of his customer that they had problems after running into this conditions. He even warned us about spaying a lot of water over the vents when washing the car......which I would not do anyway. Has any new stingray owners experienced or heard about this problem?
Never heard of it. I have driven in a couple of very heavy rain storms (yes, in a corvette) and never had a problem. What I did notice was how well it held the wet road in the weather mode.

Plus I wash my car using the hose every week in the summer, and flush out the vents to get the soap out and have never had a problem.
Old 01-03-2016, 03:03 PM
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SnowyATX
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About as true as a local sales guy telling me the hood was Aluminum. LOL

I drive in very hard rain and spray water into the vents on occasion.

Last edited by SnowyATX; 01-03-2016 at 03:04 PM.
Old 01-03-2016, 03:12 PM
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SK360
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None of the exposed intakes or vents have anything in them that can be damaged by water. Open the hood and look at the vent you can see it is sealed to the duct coming from the radiator. On Z51 cars the rear intakes are ducted down to Transmission and Diff coolers which are basically like smaller radiators. You can hold a hose down any of the exposed vents/intakes and not damage anything as they are just air passages.

Last edited by SK360; 01-03-2016 at 03:13 PM.
Old 01-03-2016, 03:13 PM
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owc6
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The hood vent is an exit, the entrance is through the grille, so unless the car is stationary, no water can even get in that way. I wouldn't recommend driving through deep standing water (in any car for that matter).

I've never had a problem, even when going through high-powered touchless car washes.
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Old 01-03-2016, 03:14 PM
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HalfMoon
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Originally Posted by Charles Griffin
While our sales agent introduced us to our new corvette he warned us about driving through heavy rains and more so deep puddles that would spray water up on the hood and enter the air vents. I found this strange since having the vehicle stationary during a heavy rain could have easier access thru the vents. He was told by a couple of his customer that they had problems after running into this conditions. He even warned us about spaying a lot of water over the vents when washing the car......which I would not do anyway. Has any new stingray owners experienced or heard about this problem?
As others said, your salesman is spreading misinformation.

Go pop the hood and look at the vent funnel and where it leads. Any water entering the hood vent and making it's way down will just exit near the radiator. Same with the rear vents, they will just drain near the other coolers on the car.

Do not be afraid of water.
Old 01-03-2016, 03:33 PM
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Zymurgy
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This is for your clueless sales agent:

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Old 01-03-2016, 03:36 PM
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Glen e
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It would be pretty stupid of Chevrolet to put 10 zillion dollars in the manufacturing in designing the vette and then have something as simple as water through the hood damage the entire car.

Sometimes you have to use common sense, when you talk to salesman.....
Old 01-03-2016, 04:00 PM
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The C5, because it is a bottom breather is actually susceptible to water ingestion through the intake when driving through standing water. This has happened to many a C5 over the years when the driver plowed through fairly deep standing puddles and flooded streets. The C5 intake box is located in front center of the engine bay, fairly low to the ground so is at risk if the driver is unaware of the danger.

The C7 is a front breather with a somewhat convoluted intact tract so I'd think it would be difficult to force water ingestion under circumstances where the air intake remains above water. Heavy rains should have zero effect on it.

Here's a shot of a C5 driving down a flooded road - he made it to dry land without harm to he car as did his friend who followed him through it in another C5 on their way to a race. The trick was to drive forward at a constant, but slow, speed and create a bow wave that was not refluxing back into the engine bay.


Old 01-03-2016, 04:13 PM
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Originally Posted by Zymurgy
This is for your clueless sales agent:

What he said
Old 01-03-2016, 05:36 PM
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Red C8 of Jax
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I think all corvettes go through a water test at the factory to check for leaks and probably a lot of water goes down the hood vent during this test.
Old 01-03-2016, 05:50 PM
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Ok this has got to be a joke....
Old 01-03-2016, 05:50 PM
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Patches
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True, they show you the water intrusion test when you take the plant tour in BG.
Old 01-03-2016, 05:59 PM
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I've driven mine in monsoon level storms and never sucked any water into any vents. Just drive it.
Old 01-03-2016, 06:34 PM
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rmorin1249
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It's just incredible how clueless some Corvette salespeople are. Pathetic. The sales managers ought to do a better job training and educating their employees. However, this isn't unique to Chevy dealers, I spent several hours at a BMW dealer last week and had a similar experience.

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Old 01-03-2016, 06:44 PM
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///ADMAN
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I simply glue a stray cat to my hood vent and it seems to keep out water under most driving conditions


Last edited by ///ADMAN; 01-05-2016 at 04:12 AM.
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Old 01-03-2016, 06:45 PM
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Walt White Coupe
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That's interesting. My car sits out and I hope all the animals in the neighborhood don't find that nice warm spot on my car.
Old 01-03-2016, 06:48 PM
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Rooster OG
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My salesman told me mine couldn't get wet. He also said I could use diesel.

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