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Wiper door travel adjust/limit

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Old Apr 30, 2018 | 02:38 PM
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Default Wiper door travel adjust/limit

Hey All,

I am concerned that the wiper door is opening too far and making contact with the grill risking damaging the paint.

Is there a way to limit the travel? At the wiper switch, maybe?

MTIA

DC3
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Old Apr 30, 2018 | 03:27 PM
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see if this helps
http://repairs.willcoxcorvette.com/1...-instructions/
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Old Apr 30, 2018 | 03:54 PM
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Hi D,
I believe the wiper door shouldn't be able to hit the wiper bay grill if the door is raising enough as it moves forward.

Adjusting the long nut between the rod on the actuator and the rod on the wiper door mechanism determines how far the door opens.

Regards,
Alan

Note: Up and Forward.





These are the arms that the door attach to.
There's no height adjustment in the arms.
Is the door hitting all the way across or just in some areas?
Is the wiper grill attached and fitting properly?

Last edited by Alan 71; Apr 30, 2018 at 04:06 PM.
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Old May 1, 2018 | 05:01 AM
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From what I can tell the door is only making contact at the edges. It looks like the door should be closer to the windshield, but that would also mean the grill would have to scootch up to even the gaps. From my pics I think the door does not lift as high and come quite a bit down: 2/3 over the grill as opposed to your 1/3








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Old May 1, 2018 | 06:40 AM
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Hi D,
I believe this is a more typical fit of the wiper bay door, wiper bay grill, hood, and fender trim.

It would be good to see the position of your wiper door grill relative to the rear of the hood surround gutter with the hood up.
Regards,
Alan

Is the door as uneven as it appears to be when open? Is it even when it's closed?











Last edited by Alan 71; May 1, 2018 at 06:44 AM.
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Old May 2, 2018 | 05:27 AM
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Originally Posted by Alan 71
Hi D,
I believe this is a more typical fit of the wiper bay door, wiper bay grill, hood, and fender trim.

It would be good to see the position of your wiper door grill relative to the rear of the hood surround gutter with the hood up.
Regards,
Alan

Is the door as uneven as it appears to be when open? Is it even when it's closed?
I think that might be an optical effect, but I will get another look.

There is that wiper door override switch that gets depressed once the wiper door opens, and then allows power to the wiper motor.

Would adjusting to contact sooner reduce the travel?
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Old May 2, 2018 | 06:06 AM
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Hi D,
When the wiper door is fully open the linkage depresses the button on the Wiper Door Safety Interlock Switch which completes the electrical circuit to the wiper motor so the wipers begin to sweep.

There is some adjustment on the plunger that depresses the button on the switch but that shouldn't be used to determine how far the door opens.

I think your problem begins with how far forward the door appears to be in the closed position.
I still think I'd begin by looking at the wiper door actuator and the adjustment nut that is it's connection to the wiper door linkage.
Regards,
Alan

Has this car had a front clip or fenders put on it at some time in the past?

Last edited by Alan 71; May 2, 2018 at 06:42 AM.
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Old May 2, 2018 | 08:17 AM
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Originally Posted by Alan 71
Has this car had a front clip or fenders put on it at some time in the past?
That sounds positively scary. Not that I have noticed. I'll snoop around to see if I can find any evidence for that.

I'll get at look at that adjustment nut... maybe that is all it is?
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Old Dec 3, 2021 | 04:51 AM
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Why did Chevrolet paint the wiper door and upper fender stainless moldings? Anyone have pics of these unpainted/polished on a car?
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Old Dec 3, 2021 | 04:07 PM
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Originally Posted by chuckwp
Why did Chevrolet paint the wiper door and upper fender stainless moldings? Anyone have pics of these unpainted/polished on a car?
I heard once that the stainless polished moldings, due to the sun reflection off of them, were a danger; but who knows for sure. Might post this as a new post rather than continue with this old one, might get more responses.
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