![]() 10/07/2018 at 09:38 • Filed to: None | ![]() | ![]() |
The leading edge of of a couple year old Ford Explorer Aluminum hood parked at work. If this is the fate of the new Ford Aluminum bodywork, I think Ford has a big problem.......
![]() 10/07/2018 at 09:46 |
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Looks to me like the paint chipped and the flaked off more than rust. I mean aluminum oxidizes, but that appears to be paint that isn’t stuck real well to the hood.
![]() 10/07/2018 at 10:00 |
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It's a Ford hood. They flake paint/rust like crazy.
![]() 10/07/2018 at 10:00 |
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My colleague has a ‘07 Mu stang. Its hood has lost ~ 5% of the paint similarly. I think its currently been painted after an unrelated body damage.
![]() 10/07/2018 at 10:03 |
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Breaking news, all metals corrode . If the protective layers get damaged by rocks and other debris this will happen to all metal hoods. However o nce steel starts to corrode it degrades a lot faster than Aluminium. Not a big deal, just chemistry.
![]() 10/07/2018 at 10:35 |
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Mustangs have been doing that for 15 years. Its from iron particles left on the hood by the stamping die, Ford doesn’t properly prep their aluminum panels before painting, so, over time, the iron and aluminum react and blister the paint off. Usually takes about 3-4 years to show up.
![]() 10/07/2018 at 10:36 |
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You’d think over the last twenty years they’d be able to remedy this issue. But nope.
![]() 10/07/2018 at 10:43 |
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Ford paint in general is a bit shit. My FiST had some rust bubbles on the inside of the rear doors and even on my FoST with the triple yellow paint, it chips really easily. Wasn't nearly as hard as I had hoped.
![]() 10/07/2018 at 10:56 |
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This problem is an issue on Ford hoods and tailgates from factories that don’t paint complete aluminum bodies like the F-series.
It’s iron particle contamination, it’s been around for a long time for Fords.
However, they spent a lot of time and money to prevent the issue on the F-Series & Expedition/Navigator factories.
We have 30 F-series in our fleet, most of the work vehicles in heavy use. I have yet to see an aluminum F-150 with this issue. It also doesn’t seem like a common issue on the online forums with their aluminum bodied vehicles.
That being said, I’ve seen the corrosion many times on other vehicles, it is usually bubbling inside the panel, that vehicle you posted looks more like damage from an outside source.
![]() 10/07/2018 at 11:12 |
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It’s chipping and flaking as a result of the oxidation. Just like you can see paint bubbling when the body is rusting underneath, it's the same result for aluminum oxide.
![]() 10/07/2018 at 11:16 |
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That’s because aluminum very rarely bubbles as it corrodes. The paint bubbles i s a result of byproducts emmited during the oxidation process.
![]() 10/07/2018 at 11:24 |
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Based on the comments, this seems to be more than just rock chips. But if it was rock chips, does that make it ok? My 11 year old Si and my Wife’s 15 year old Si in the same climate had chips down prime that never bubbled or rusted.
Maybe I am unrealistic but I figure that near new cars should never have that kind of failure......
![]() 10/07/2018 at 12:31 |
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Neat. I thought it may have been front rock impacts, but if not that kinda sucks for Fords going forward.
![]() 10/08/2018 at 01:01 |
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Gotcha - I hope for Ford’s sake you are correct. Aluminum Acne is not something that would be good for Ford’s future. .....
![]() 10/08/2018 at 04:26 |
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They haven’t cared about their previous hoods and tail gates and it hasn’t seemed to hurt them. Though a billion trucks could be an issue if it’s widespread.
I had a 2005 Mustang GT that started to have some small bubbles on the hood, though it was on the inside near the left side edge, nothing visible outside.
As for the F150s we have at work, some are over 150,000 miles, even though the oldest are 2015 models. I have yet to see any issues with paint inside or outside any panels that wasn’t from exterior damage such as rock chips. I also haven’t seen any paint that was peeling or any out of the ordinary to a typical steel part.
Ford also isn’t the only one who has had issues with aluminum hoods and tail gates.
![]() 10/08/2018 at 08:16 |
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I guess my surprise is based on walking by the darn thing in a work parking lot (in Wisconsin) and thinking wow Aluminum body has paint that fails like steel, only worse and faster than steel.
For me it might be small sample, and I have no way in knowing how many un-corroded hoods I’ve walked by so it could be an over-reaction. B ut if every rock chipped Aluminum hood does this in just a couple of years, that would be a problem.....