Home » Here’s How Much Damage Shopping Carts And Parking Garages Can Do To Your Car

Here’s How Much Damage Shopping Carts And Parking Garages Can Do To Your Car

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The parking lot. It’s an absolute nightmare for folks with shiny cars, as rogue shopping carts roll around like wayward tumbleweeds, doors are flung open haphazardly, and bad drivers pay more attention to their phones than on navigating spots. The traditional solution to this dilemma is parking your car an ungodly distance away from the Costco entrance, but there is another answer that allows you to be lazy and park right up front, we’re putting it to the test. We’ve covered half of our 2014 Nissan Murano Crosscabriolet with an invisible polyurethane film called XPEL PPF, and then we hammered the car with the worst a parking lot has to offer — carts, parking garage pillars, and adjacent car-doors. We found that the parking lot truly is a nice car’s worst nightmare; here’s how well PPF protected our mighty purple Cross-cab.

You may recall our last article about one of the weirdest cars ever made, our 2014 “Merlot” purple Nissan Murano Crosscabriolet — a strange convertible crossover SUV from Nissan’s sometimes bizarre Carlos Ghosn era. It involved Jason Torchinsky trying the classic “police slide” over the hood; as Jason is rather short, this proved ridiculously difficult, though it did result in a lot of scratches (and dents) on our car, with the XPEL PPF side clearly faring better.

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But we’re not chumps here at The Autopian. [Editor’s Note: David, our lawyers are uncomfortable with us just coming out and saying we’re not chumps, given all the evidence to the contrary –  JT] We understand that, while police slides probably represent the average America’s #1 concern when it comes to vehicle paint, we figured we’d also talk about parking lots, which have to be at No. 2 on the list — 3 at most.

To do this, Jason and I drove around LA, me at the helm, and Jason in the passenger’s seat with a lasso in hand, attempting to tie up a lost shopping cart grazing the concrete of LA. After we managed to find one eating out of a dumpster, we put it in the back of my Chevy K1500 and convinced it to ram itself over and over against our Nissan Murano Crosscabriolet. And boy was it rough.

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Parking Lot Madness

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The thing about shopping carts is that many have little plastic bumpers covering the front corners, and everywhere else is generally fairly rounded (i.e. not particularly sharp). So when Jason and I rammed and rubbed the carts up against the Crosscab, we didn’t see huge damage:

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Here’s Jason pushing the carts hard into the car’s bumpers:

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Jason even drove into the cart:

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This was fun, but, we found, there are really two parts of a cart that can do serious damage to a car. The first is the handle-end, which often does not contain a bumper of any kind — it’s just raw metal. If that rear side of a cart bangs up against your car, it can and probably will leave a scrape, like it did here:

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The second part of a shopping cart that can inflict some truly painful damage is the sides. I had never really considered the sides of a shopping cart a huge threat for whatever reason, but the horizontal bars — which can easily rub up against a car’s bumper – will essentially burn right through the paint. It’s really bad, as I’ll show later.

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Torch and I also did a few door dings, courtesy of my 1994 Jeep Grand Cherokee parts car’s surprisingly sharp rear doors:

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The Dangers Of The Parking Deck

We also headed into a parking garage to experience some of the unique challenges associated with those dark, tight decks. Jason bashed both mirrors into columns:

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And he opened both doors into them, too:

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But probably the worst damage we’ve done to the car so far — maybe tied with the cheese-grating — came from this half-inch thick steel plate protecting this pipe:

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[Editor’s Note: Look at that screenshot. David could have picked one with my eyes open, but no. Thanks a lot, David. – JT]

Jason was supposed to just lightly graze the plate, but he ended up ramming right into it, deforming the bumpers, though they somehow snapped back into place afterwards:

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A Look At The Damage

I recently took a second look at the damage, and it’s clear that, as far as shopping carts go, as I mentioned before it’s really two areas of a cart that can cause the most damage. The first being the handle, which in our case scratched the raw, non-PPF-protected side, while the PPF side had self-healed by the time I took some “after” shots:

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I could see that probably buffing out, just as I could see the paint possibly buffing out of the mirrors that we hit on the parking garage pillars:

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What’s absolutely not going to buff out, though, are the deep cuts Jason made in the front bumper when he went crazy, ramming right into that half-inch steel pipe-protector in the parking garage, a huge grin covering his face:

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You can see deep gouges on both sides of the front bumper, though it’s worth pointing out that on the driver’s side, it appears the PPF may have sacrificed itself for the greater good, as there is still Merlot Red paint in the actual gouge:

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On the passenger’s side, though, that paint is gone forever:

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It’s a similar tale with the cheese-grating. As you can see, the PPF has been wiped away:  Screen Shot 2025 06 12 At 11.20.52 Am

But looking closely, there’s still some red in that cut:

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On the unprotected side, though, that paint has vanished:

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The door ding was interesting because it actually took a chip out of our paint on the non-PPF side, and just left a small divot on the driver’s side:

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We’re going to learn a lot more about the magical powers of PPF by the end of this project, when we can take off the film and see the difference, but between the Police Slide results and the ones shown above, it’s become clear that the PPF side of our beloved Crosscabriolet is going to look better than the unprotected side. How much better? We’re excited to find out, but only after more grueling challenges for our quirky convertible crossover.

[Ed note: This post was done in partnership with XPEL, which provided support for this project and let us buy a Murano CrossCabriolet -MH]

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RadarEngineer
RadarEngineer
1 day ago

Suggestions for future tests:
1) gravel from a dirt truck along the freeway
2) foul balls from a Little League field
3) washing with a dirty rag

1978fiatspyderfan
1978fiatspyderfan
1 day ago
Reply to  RadarEngineer

A windstorm in the Mohave or in California Mojave. I’ve seen cars with the paint stripped to bare metal

Brandon Forbes
Brandon Forbes
15 hours ago
Reply to  RadarEngineer

Golf balls would be fun too

Who Knows
Who Knows
1 day ago

I’m hoping the next test is taking the Murano to a preschool, arming the 3-5 year olds with various metal tools, maybe even metal cleated shoes, and letting them go to town climbing all over and chiseling on the car. If I wasn’t so far away, I’d offer up my 4 year old and her friends to do the testing. If the snow hadn’t melted as fast as it did this year, we could probably have even rigged up a way for them to ski across the hood.

1978fiatspyderfan
1978fiatspyderfan
1 day ago
Reply to  Who Knows

Good point how well does the ppf hold up when the interior is being shredded by kids and animal?

Harvey's PJs (Not His Real Name)
Harvey's PJs (Not His Real Name)
23 hours ago

> kids and animal

But why repeat yourself

Captain Muppet
Captain Muppet
1 day ago

Science says that shopping carts are often full of shopping when they are pushed in to cars, which really ramps up the collision energy. If you’re going to claim this is science you need to actually do science.

Experiment, measure stuff, take results, predict future results, then experiment again to confirm your predictions. Your sponsors will love the data, once you’ve picked the right results.

Also I used to play at shopping cart bowling in my 2CV and my E30 (drive car in to cart, aim at cart storage bay, slam on brakes and see if you score a strike). It’s a fun game if you have a car you don’t care about.

TheDrunkenWrench
TheDrunkenWrench
15 hours ago
Reply to  Captain Muppet

Any shopping cart I’ve seen doing damage is an empty one left haphazardly behind by someone too lazy to walk it back to the corral.

In a similar vein to your shopping cart bowling, the paint on my w126 is shot, so I push my cart up against the front corner of the car to keep my groceries from rolling away in the sloped lot.

But I actually care about that car, so it’s a bit of a paradox. The Sorento however? I’m just hoping one of those rogue carts has an IED in it so I can finally be rid of the hateful machine.

Cars? I've owned a few
Cars? I've owned a few
22 hours ago

This is seriously turning into end-stage Top Gear stupidity.

Sorry guys. I love you all and your writing, but this just isn’t working. It doesn’t make me want to buy Xpel PPF, a Nissan Murano Crosscabriolet or anything else that you might be able to monetize.

NebraskaStig
NebraskaStig
22 hours ago

I appreciate the ad free experience for paying members, but this is definitely some Taboola content here. I clicked the article to comment this, but no interest in actually reading it.

I get the schtick/hussle for the partnership, I just don’t see how this is in anyway creative.

RoRoTheGreat
RoRoTheGreat
14 hours ago
Reply to  NebraskaStig

Agree with this take.

I actually feel bad for David and Torch for stooping to this level to support their families.

RoRoTheGreat
RoRoTheGreat
10 hours ago
Reply to  David Tracy

What you’ve created here was VERY brave and took a tremendous leap of faith in yourselves and each other and A LOT of hard work, sleepless nights and a tremendous amount of rust to achieve it. My friend and I thought about starting a Car Blog way back in 1999 but we didn’t have the guts or know-how to follow through with it, a year later I discovered AutoBlog and was mad at myself for not following through on my passion. You DID it, and I respect the hell out of it.

I watched the video first before I formed my opinion, so mission accomplished, right? You guys got a click, view, comment all to help with what equates to an ingenious take on an infomercial for a paid sponsor.

I get it, you guys need to put food on the table and I don’t pay anything to read or watch your videos, so you need creative ways to earn our clicks and sponsors to help pay the bills.

I have nothing against you supporting your family in whatever way it takes. Just know that I cringed my way though it because I knew why you were doing it.

To be fair, the eating while driving stunt was funny but it wasn’t done in a car purchased by or treated with 3M’s Scotchgard. Although I think I just gave you a new idea. 😉

Keep up the good work.

Last edited 10 hours ago by RoRoTheGreat
TOSSABL
TOSSABL
12 hours ago
Reply to  NebraskaStig

Maybe a bit—but I remember the ham-as-a-bumper article Jason did. Pretty sure that wasn’t in partnership with Big Ham

Otter
Otter
10 hours ago
Reply to  NebraskaStig

I don’t want a Murano Cross Cab–heck, I’d rather it had never existed at all. PPF and installation is crazy expensive and I have never cared that much about the appearance of my cars, but there is another side to this. Is PPF worth anywhere near what it costs? Do the outlandish claims stand up to experimental testing? These are reasonable subjects for automotive journalists, and the angle involves beating on a car we all despise. I’m fine with it.

Dogisbadob
Dogisbadob
1 day ago

something something saturn something something…

CTSVmkeLS6
CTSVmkeLS6
1 day ago

Collab with the Cart Narcs channel coming soon….

Dodsworth
Dodsworth
1 day ago

So you picked up some over the hill trollop and are now subjecting her to various humiliations? I didn’t know you were perverts. Why haven’t I seen you at the meetings?

Andy Individual
Andy Individual
1 day ago

Here’s a monetizing suggestion. Start a youtube channel streaming these exercises.

Don’t record the activity, just the looks on the faces of passers by as they witness you. Extra bonus when someone calls security or the cops.

David: “I am beating up this car for science, I swear.”

Officer: “Don’t worry it’s an ugly car anyway, I’ll look the other way.”

“Nothing to see here folks. Move along.”

1978fiatspyderfan
1978fiatspyderfan
1 day ago

Ooh another idea beating this car for science, science a video with custom lyrics to the song. Get the name Autopian out there. Jason wearing the cop outfit DT mouthing the words true click monster, as opposed to a Crock Monster which is French for a Cheese Sandwich.
The more you know right?

Last edited 1 day ago by 1978fiatspyderfan
Harvey's PJs (Not His Real Name)
Harvey's PJs (Not His Real Name)
23 hours ago

Possible content:

* Five levels of paint bashing

* Pro car engineer reacts to parking lot shenanigans

* We took our ppf’ed car to Costco. This is what happened

* We got a $35,000 car and ruined it

* What automakers won’t tell you about paint

Urban Runabout
Urban Runabout
1 day ago

Why do you hate your CrossCabrio so much?
Won’t someone think of the convertibles?

*Weeps in Murano*

Spikedlemon
Spikedlemon
1 day ago

This just makes me hate those arseholes even more who leave the carts spattered amongst the parked cars.

Andy Individual
Andy Individual
1 day ago
Reply to  Spikedlemon

Don’t be so harsh on other people. It’s the carts themselves, they haven’t had their Cruise software updated.

Rang
Rang
1 day ago
Reply to  Spikedlemon

You can tell a lot about a person by whether they return their cart or not.

OttosPhotos
OttosPhotos
1 day ago

Car abuse, disguised as science. Painful to read about.

Sid Bridge
Sid Bridge
1 day ago

It’s a good thing that car isn’t sentient. After all this damage you’ve done, it would be one cross cabriolet.

1978fiatspyderfan
1978fiatspyderfan
1 day ago
Reply to  Sid Bridge

Who says it isn’t? If they get a Mercedes level catastrophe we know it is.

Andy Individual
Andy Individual
1 day ago
Reply to  Live2ski

Came here to ask the same. What is the effectiveness as an orange repellent?

Michael Beranek
Michael Beranek
1 day ago

OK first you called it a “pillar”, which is technically correct (the best kind of correct) but just IS NOT DONE in the architecture/engineering community.
You redeemed yourself later when you called it a “column”.

1978fiatspyderfan
1978fiatspyderfan
1 day ago

A pillar is thinner than a column but both attached to top and bottom. A bollard is shorter and is only attached to the ground. Not sure what’s it called if only attached to the roof upside down. A Mother in Law?

Michael Beranek
Michael Beranek
1 day ago

A bollard installed in such a fashion would only be seen on the website “only in Russia”

TOSSABL
TOSSABL
12 hours ago

You Had One Job

Harvey's PJs (Not His Real Name)
Harvey's PJs (Not His Real Name)
23 hours ago

An Australian bollard.

Drive By Commenter
Drive By Commenter
1 day ago

Would a wrap offer the same level of protection? Inquiring minds want to know.

Data
Data
1 day ago

[Ed note: This pots was done in partnership with XPEL,”

Yes, I think much pot was done…

Lori Hille
Lori Hille
1 day ago

The biggest danger in the parking lot is backing into someone when exiting your space. Especially when you’re parked between two big trucks or SUVs that block your view.

Michael Beranek
Michael Beranek
1 day ago
Reply to  Lori Hille

Is this the origin of all those dented-in rear-bumper corners?

1978fiatspyderfan
1978fiatspyderfan
1 day ago
Reply to  Lori Hille

Nah meatbag are squishy and cause little damage. Or so my friend Bender says.

JurassicComanche25
JurassicComanche25
1 day ago

Can I borrow that CC when you are done? Im curious how it would handle in Moab. If a crown vic can do hells revenge, why not a CVT nissan?

Drew
Drew
1 day ago

Alright, I see the benefit of PPF. I have been looking at getting my car wrapped in color PPF anyway, but this is good. Any chance you’d ever do a comparison of a couple other brands?

Of course, the BIG question is whether some lucky reader will win the half mangled, half protected CrossCab at the end of all this.

Last edited 1 day ago by Drew
Nlpnt
Nlpnt
1 day ago
Reply to  Drew

With the taxi as a parts car!

Drew
Drew
1 day ago
Reply to  Nlpnt

That’s like a monkey paw situation.

“I wish I could win the CC from the Autopian/XPel deal”
Granted, but you also must accept the taxi, which no junkyard will take from you due to biohazard risks.

Andy Individual
Andy Individual
1 day ago
Reply to  Drew

It’s California. You’ll still get rich flipping them. I swear! These are both unicorns!

1978fiatspyderfan
1978fiatspyderfan
1 day ago

The only way you get rich flipping these dogs if it is in an insurance scam

Harvey's PJs (Not His Real Name)
Harvey's PJs (Not His Real Name)
23 hours ago

I think only a subset of Autopian writers care about supposedly rare mass-produced cars enough to pay for the rarity. The average Joe/Jill on Craigslist dgaf.

1978fiatspyderfan
1978fiatspyderfan
1 day ago
Reply to  Drew

Hey depends on the price but wrapping instead of a repaint might be the best deal.

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