In addition to possible dash problems they may also damage clear plastic and other plastic parts as well as any interior leather. Washincars Assistant Janitor. I had a 99 Dodge truck before the one I have now. It had K on it when I sold it 5 years ago. It spent every day of it's life outside. The dash developed a foot-long crack while it was sitting in front of my car wash for sale.
Other than that, it was in great shape. I never spent much time cleaning my truck, much less applying AA. I saw the truck a couple of days ago. Where that crack was over the instrument cluster, was a hole as big as a bowling ball.
Judging from the level of filth in my old truck, the closest it had been to AA was driving past a store that sold it.
In this case, I say that AA was not the cause. OTOH, I hate milk and almost never drank it as a kid. I have never robbed a bank either Cracks in dashboards have several causes. Interior components like dashboards are usually made from polypropylene i. PVC which has characteristics like thermoplastic i. Polypropylene will degrade or oxidize when exposed to heat and ultraviolet light causing shallow crazes to form on surface.
Eventually, these will worsen and form cracks in material. The rate of degradation is a function of area, exposure to sun temperature and UV , and oxygen present in the environment — the passenger compartment.
Exposed to heat and UV from sun i. Florida , poly oxidizes and alcohol hydrocarbon and acid are released both of which have a distinct aroma.
Even with protection, Camaro dash-top cover becomes brittle. After ten years of exposure cracks form and eventually the cover crumbles into small pieces. Another culprit, that accelerates the process, is ozone - reactive form of oxygen. For example, with windows rolled up on hot day, hydrocarbons released from dash and top cover mix with oxygen in passenger compartment to form ozone in the presence of sunlight.
However, continual use of solvent base dressing could cause the vinyl on the dash to become brittle an crack or even discolor. This is especially good for all glass surfaces and better when compared to dish soap or vinegar. The simplest method you can use to protect your dashboard and interior is to keep them out of the sun to begin with. There are a number of strategies you can employ to get this done: Park indoors or under cover as often as possible. A makeshift cement from super glue and baking soda can fill small holes in a pinch.
Larger holes in plastic can be filled with melted plastic or epoxy. Wipe down the dashboard with a little water and cleaning solution.
Gluing the Cracked Plastic. Use plastic glue to fix small cracks in plastic. If you need to reconnect a crack in plastic, you can use plastic glue, which is specially formulated to bond plastic surfaces. Plastic glue is often used for making models so it is easy to use and safe to handle for adults. Mix Padded Dash Filler with cream hardener. Mix completely until the putty turns a uniform color. Apply the Padded Dash Filler over the repair, several inches on either side of the welded area to bury the edges of the v-grooved area.
Sand the filler with 80 grit sandpaper followed by grit sandpaper. In addition, vinyl dashboards and door panels contain have high content of plasticizers, making it hard for the strips to stick firmly on the surface. You can mold some sugru around the baseplate of the deity and stick it to a piece of sheet metal. The sheet metal again can be fixed to the dashboard by any adhesive you like to use.
But, unless you like that high-gloss, greasy looking finish, there are much better products out there. The short answer is yes. Most Armor All products use water-based silicone emulsions, which do not cause cracking or damage as some skeptics assume. Their products are also clear of harsh alcohols or petroleum distillates that are known to cause damage over time to the interior and exterior surfaces in your car. The most common cause of dashboard cracks is exposure to ultraviolet light.
Ultraviolet light is harmful to the chemical components of plastics such as PVC. Over time, ultraviolet light can evaporate oils and break down the plastic molecules. You first clean the scratched plastic surface using a general car interior cleaner and dry it off using a microfiber towel. After that, apply the toothpaste or similar product onto a damp cloth and rub it onto the scratched surface in circular motions.
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