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Old Oct 10, 2022 | 06:06 PM
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2021 Corvette and problems never seize. Now I have the “lumpy leather” dash on my car. WTF is Chevrolet doing? Suppliers are shipping crap parts and Corvette is installing them.






Last edited by Stangslayer; Oct 11, 2022 at 05:49 AM.
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Old Oct 10, 2022 | 06:08 PM
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Chevy has been struggling with 3LT leather dash pads since the C6, so unfortunately, this is nothing new. They will replace it under warranty.
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Old Oct 10, 2022 | 06:09 PM
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Ah, the ongoing 3LT dash delamination issue...Still has yet to be resolved....

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Old Oct 10, 2022 | 06:15 PM
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Kracka's right. It has been an issue since C6 but I thought it was somewhat resolved during the C7 years--maybe I'm wrong. I saw only a relative few in the C7 generation. Hope it gets a fix quickly from your local dealer! Good luck.
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Old Oct 10, 2022 | 06:38 PM
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Originally Posted by Kracka
They will replace it under warranty.
With the same crappy leather dash. Honestly, your best option is to take it to a custom auto upholstery shop and have them fix it correctly.

I removed the entire dash in my C6 Z06 ($125k MSRP in 2011) because it looked just like this. There was maybe 3-4 thin lines of glue for the entire dash & the leather is cut too short - doesn't wrap around the edges. The solution was to properly prep & re-glue the leather to the dash. Good luck.
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Old Oct 10, 2022 | 10:47 PM
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Originally Posted by tadda
Ah, the ongoing 3LT dash delamination issue...Still has yet to be resolved....
Yeah, a complete screw up by GM on the 3LT dashes. After a few generations of Corvette, you would think they could get it right.
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Old Oct 11, 2022 | 07:26 AM
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The exact reason why I'd NEVER purchase a 3LT...
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Old Oct 11, 2022 | 07:59 AM
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Originally Posted by Undy
The exact reason why I'd NEVER purchase a 3LT...
Same here, I wouldn't go with the 3LT even if it were offered at no charge.
Supposedly, GM fixed the 3LT dash delamination issue for the 2019 C7 by adding staples and an improved adhesive, however there were still 2019s with the issues, some more than once.
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Old Oct 11, 2022 | 11:03 AM
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That’s what your warranty is for, no big deal at all.
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Old Oct 11, 2022 | 11:24 AM
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Originally Posted by Kevin A Jones
Same here, I wouldn't go with the 3LT even if it were offered at no charge.
Supposedly, GM fixed the 3LT dash delamination issue for the 2019 C7 by adding staples and an improved adhesive, however there were still 2019s with the issues, some more than once.
I'd be inclined to agree that 3LT isn't worth it if I had ordered according to my personal preferences, BUT for my wife, who wanted to order a C8 HTC for herself, it had to be Arctic White with a Natural Dipped Interior or no C8 at all, non-negotiable. The only way to get any of the "Dipped" interiors is with 3LT.

So far our dash is flawless, but it's well-protected with XPEL's premium ceramic, nearly optically clear film on the windshield that eliminates 95%+ of both UV and IR radiation, and it's always garaged when except when we're out and about with the car.
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Old Oct 11, 2022 | 11:38 AM
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Originally Posted by Undy
The exact reason why I'd NEVER purchase a 3LT...
How is the adhesive holding up on 3LT Alcantara dashes?
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Old Oct 11, 2022 | 01:25 PM
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Ewwwwwwwww, looks terrible.
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Old Oct 11, 2022 | 04:43 PM
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Originally Posted by Foosh
I'd be inclined to agree that 3LT isn't worth it if I had ordered according to my personal preferences, BUT for my wife, who wanted to order a C8 HTC for herself, it had to be Arctic White with a Natural Dipped Interior or no C8 at all, non-negotiable. The only way to get any of the "Dipped" interiors is with 3LT.

So far our dash is flawless, but it's well-protected with XPEL's premium ceramic, nearly optically clear film on the windshield that eliminates 95%+ of both UV and IR radiation, and it's always garaged when except when we're out and about with the car.
Not sure about the C8, however seems the C7 3LT dash delaminating issues are not so much caused by heat, UV and IR radiation as you will find as many delaminating cases for C7 3LT garage queens with little exposure and/or C7s located in cooler northern states as you do those in hot southern states, such as Fla, TX AZ etc..
It's more install process/materials issues that cause the C7 3LT dashes to delaminate.
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Old Oct 11, 2022 | 04:48 PM
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Originally Posted by tadda
Ah, the ongoing 3LT dash delamination issue...Still has yet to be resolved....
i have 3 bubbles popping up on my 2021 2LT dash (on the center piece just above the digital dash cluster) which i brought to my service managers attention when i went in for my first oil change. he took pictures and sent them in to GM. GM has agreed to replace it but will prob be some time still before the part becomes available. my hypothesis is that it resulted from baking in the sun for extended time before i took delivery.
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Old Oct 12, 2022 | 11:53 AM
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Window tint (to include windshield) that blocks UV helps. 2021 in Alabama 1.5 years in and no 3LT dash issues yet.

Had the dash delaminate on my 09 3LZ Z06, was due to lack of glue. Fixed myself with contact cement during a windshield replacement (easy access).
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Old Oct 12, 2022 | 12:10 PM
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Originally Posted by CGZO6
Window tint (to include windshield) that blocks UV helps. 2021 in Alabama 1.5 years in and no 3LT dash issues yet.

Had the dash delaminate on my 09 3LZ Z06, was due to lack of glue. Fixed myself with contact cement during a windshield replacement (easy access).
Safety glass in the windshield already blocks 96% of UV light and the side windows block 65% of UV light:
https://static.nhtsa.gov/odi/tsbs/20...00149-9999.pdf
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Old Oct 12, 2022 | 12:46 PM
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Originally Posted by JoeB3
i have 3 bubbles popping up on my 2021 2LT dash...my hypothesis is that it resulted from baking in the sun for extended time before i took delivery.
Originally Posted by CGZO6
Had the dash delaminate on my 09 3LZ Z06, was due to lack of glue. Fixed myself with contact cement during a windshield replacement (easy access).
It's lack of adhesive and cheap adhesive.
My '11 dash had maybe 4 thin lines of adhesive covering the entire dash.
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Old Oct 12, 2022 | 01:05 PM
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Originally Posted by RKCRLR
Safety glass in the windshield already blocks 96% of UV light and the side windows block 65% of UV light:
https://static.nhtsa.gov/odi/tsbs/20...00149-9999.pdf
There was a huge difference in heat rejection after tinting my windows.
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Old Oct 12, 2022 | 02:05 PM
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Originally Posted by CGZO6
There was a huge difference in heat rejection after tinting my windows.
I'm not disputing that but it isn't due to blocking UV but instead due to reflecting some IR.
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Old Oct 12, 2022 | 02:49 PM
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Originally Posted by Stangslayer
2021 Corvette and problems never seize. Now I have the “lumpy leather” dash on my car. WTF is Chevrolet doing? Suppliers are shipping crap parts and Corvette is installing them.




This is certainly not what we like to hear, Stangslayer. Please know, customer satisfaction is extremely important to us. Our team would be more than happy to take a closer look into the concerns with your 2021 Corvette. To do so, please send an email to socialmedia@gm.com with ATTN: Stangslayer/Corvette Forums in the subject line.

Please include your contact information, VIN, a brief description of your concern, and the name of your preferred dealership. We look forward to hearing from you. To learn more about GM’s privacy policy, please visit https://www.gm.com/privacy-statement.html.

Privacy Statement | General Motors
Your privacy is important to General Motors. This Privacy Statement addresses the personal information GM collects and how GM handles that personal information.
www.gm.com
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