Cracked Dash DIY Repair

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iamdub

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Expanding foam could too easily go too far and destroy your dash.

Pat in Tennessee

How so? It's contained in bags and (hopefully) the person injecting it has the sense to squirt a little at a time. Or is there another factor about it that I'm not considering? I'm not discounting your input, just wanting to be thorough since I thought it was a good idea in my mind but I know I tend to overlook things.
 

PatDTN

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It keeps expanding for several minutes after you squirt it.

Pat in Tennessee
 

Polease

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All of this sounds dangerous. I am afraid that I would end up worse off then when I started
 

Jason_S

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I've been tempted to do this and get rid of the sill 80's style dash carpet that came with the 'burban. I am also thinking about going a step further and flocking the dash like this:

flocked.jpg
 

iamdub

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I've been tempted to do this and get rid of the sill 80's style dash carpet that came with the 'burban. I am also thinking about going a step further and flocking the dash like this:

flocked.jpg


What is that? It looks like it'd be almost impossible to clean dust off of it, like trying to wipe a skateboard with a Kleenex.
 

Jason_S

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What is that? It looks like it'd be almost impossible to clean dust off of it, like trying to wipe a skateboard with a Kleenex.

Depending on the kit you choose, it's basically glue spread on the dash and then coated with fiber that you shake out of a container. It would probably make the rag you choose to wipe dust more important so you don't leave lint, but yes it would probably make it more difficult to just wipe dust off of the dash.

I like it because it would help cover any residual cracks and cut down on much of the glare you get from light reflecting off of the dash top. The challenge is with our dash design, picking where the flocked part starts and the original surface will remain.
 

Doubeleive

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mine has one small typical crack, I figure if it cracks anymore I will just buy a replacement and put it in, to me if I am going to pull the old one out im going to put a new one in and reinforce it in the known crack areas before putting it back in with some flexible laminate strips and epoxy (something like the sticks that come in the package of cheese and crackers but thinner), I would never be satisfied with it still being cracked and simply repaired. I would sit and stare it like some OCD problem, lol, I don't know why it is so hard for GM to just re-design the dye in the known crack areas, I guess then they would be forced to admit it was a design flaw......
 
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Costal_Cat

Costal_Cat

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mine has one small typical crack, I figure if it cracks anymore I will just buy a replacement and put it in, to me if I am going to pull the old one out im going to put a new one in and reinforce it in the known crack areas before putting it back in with some flexible laminate strips and epoxy (something like the sticks that come in the package of cheese and crackers but thinner), I would never be satisfied with it still being cracked and simply repaired. I would sit and stare it like some OCD problem, lol, I don't know why it is so hard for GM to just re-design the dye in the known crack areas, I guess then they would be forced to admit it was a design flaw......

I thought the same thing but I was also thinking I don't want to do this and just have it crack again. So I figured that I would try this and then if it held I could always do it again. Just as an FYI I have put a ton of road time on the truck and so far so good. One thing that I went back and did was to pop the center speaker back out and added a little more support under it as it seemed to be vibrating a little on bumpy roads. So far it is all holding. If I do get a new dash I will still reinforce it like I did with this to make sure it does not happen again....
 

SidewaystheSeven

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I guess I'm going to have to attempt to do this soon. This crack over the gauge bezel is driving me nuts.
 

Rocket Man

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The one in my CC is starting to bug me but I have an issue with the $450 that a new one costs, and the covers would drive me just as crazy since you can tell they're a cover, especially around the openings like the airbag. I saw the guy's video where he did it with the stapler and the black ones seem to come out almost perfect, he said they show the least. Since mine's black, I think I'll try the stapler method. You need to hold the crack together tight when you're stapling it. That sounds weird lol.
 
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Costal_Cat

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mine has one small typical crack, I figure if it cracks anymore I will just buy a replacement and put it in, to me if I am going to pull the old one out im going to put a new one in and reinforce it in the known crack areas before putting it back in with some flexible laminate strips and epoxy (something like the sticks that come in the package of cheese and crackers but thinner), I would never be satisfied with it still being cracked and simply repaired. I would sit and stare it like some OCD problem, lol, I don't know why it is so hard for GM to just re-design the dye in the known crack areas, I guess then they would be forced to admit it was a design flaw......


If you look at the original video in my post you will see that he used the metal strips from old windshield wipers. I will say that so far I have put around 5,000 miles on the truck and it is holding fine. I'm going to go until fall and see how it is and then I may put a new dash in with some support. I think the staples are key even with a new dash
 
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Costal_Cat

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Thought I would roll out an update. Probably have 5,000 miles plus on the repair. The cracks have not increased and the repair is holding up fine. I helped a friend who was just barely starting to show and it came out a lot better then mine so the key is getting to it early but even if it is bad like mine was it will be better. One thing I did do was that I noticed on back roads the center speaker was starting to vibrate a lot so I popped the speaker out went in and cut some foam to insert on the back side of the dash and now it is rock solid. That should help stabilize and keep stress off repairs. I was going to get a new dash this summer but it is holding fine and I found other things to spend 400 on...

Cheers....
 

Rocket Man

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Thought I would roll out an update. Probably have 5,000 miles plus on the repair. The cracks have not increased and the repair is holding up fine. I helped a friend who was just barely starting to show and it came out a lot better then mine so the key is getting to it early but even if it is bad like mine was it will be better. One thing I did do was that I noticed on back roads the center speaker was starting to vibrate a lot so I popped the speaker out went in and cut some foam to insert on the back side of the dash and now it is rock solid. That should help stabilize and keep stress off repairs. I was going to get a new dash this summer but it is holding fine and I found other things to spend 400 on...

Cheers....
That's awesome that yours worked out and is holding up. Mine was too brittle, probably from the California sun. I bought the truck in SF. The entire thing broke even more when I was trying to remove it, including the big flat piece that goes by the windshield. I had no choice but to replace both the dash and that piece, over $700 altogether. I actually attempted the hot staples even though by then 2 cracks had turned into 6, then put it back in and 2 days later a new big crack showed up.
 
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Costal_Cat

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That's awesome that yours worked out and is holding up. Mine was too brittle, probably from the California sun. I bought the truck in SF. The entire thing broke even more when I was trying to remove it, including the big flat piece that goes by the windshield. I had no choice but to replace both the dash and that piece, over $700 altogether. I actually attempted the hot staples even though by then 2 cracks had turned into 6, then put it back in and 2 days later a new big crack showed up.

Yeah, starting condition is key. If I had gotten to it earlier the airbag one would look better.. But if I can get another year out of it before a new replacement I will be a happy guy, I know I have shocks to think about in the next year...
 

08grey

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Anyone have the correct part number for the new dash with the reinforced areas?

Sent from my SM-G973U1 using Tapatalk
 

Rocket Man

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Anyone have the correct part number for the new dash with the reinforced areas?

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The one I bought was for my Silverado but my understanding is you just order the correct part for your vehicle, the numbers haven't changed just the parts. You can find your part number at an online dealer like https://www.gmpartsgiant.com/ . There's different colors too, obviously and we don't know the color of your interior.
 

08grey

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Is what I found, are they all being built better now?

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