Hey folks, let’s cut to the chase—if you’re scrolling through this blog, chances are you’ve stared at your GWM car grill at 2 a.m., thinking, “That silver finish looks boring, but should I paint it myself?” Or maybe you’re a fleet manager eyeing a batch of GWM Haval or Wingle grills, wanting to match your company’s livery without dropping $500 on custom replacements. Either way, as someone who’s been supplying GWM grills to auto shops and fleet operators for 8 years, I’ve heard every take—from “just grab a spray can” to “don’t even risk it, the factory coating is perfect.” Today, I’m breaking down the real deal: can you actually paint a GWM car grill, and when it’s worth it (or not) to skip the DIY. GWM Car Grill
First, let’s talk about what a GWM grill is made of, because that’s half the battle. Most OE GWM grills—whether it’s for a Haval Jolion, Great Wall Pao, or Wingle 7—are either ABS plastic, polypropylene (PP), or a mix of both. Why does that matter? If you’ve ever tried to paint plastic that hasn’t been prepped right, you know the horror: chips, cracks, peel-off after a rainstorm, or that weird bubbly finish that looks like a middle school art project. GWM’s factory coating is designed to stick to their specific plastic blends, so random spray cans from the auto parts store? Not built to bond the same way. I’ve had customers bring back DIY-painted grills to our warehouse 3 months later, asking why their paint is flaking off like a sunburn. It’s not that they used “bad paint”—it’s that they skipped the step that makes GWM’s grills different.
Now, let’s get to the big question: yes, you can paint a GWM grill, but only if you do it right. And I mean actually right, not the TikTok “10-minute DIY hack” wrong. Here’s the step-by-step that I recommend to our own shop clients, because I’ve seen it work (and fail) way too many times. First, you have to remove the grill from the car—trust me, trying to paint it on the vehicle means you’ll get overspray all over your hood, and you can’t reach the back edges that catch dirt and debris. Once it’s off, sand it lightly with 220-grit sandpaper, then 400-grit. Don’t sand so hard that you scratch the plastic permanently—you just need to rough up the factory clear coat so the paint has something to grip. Next, clean it with a wax and grease remover (not just dish soap—dish soap leaves a residue that kills adhesion) and let it dry for at least 2 hours. This is the step most DIYers skip, and it’s why their paint fails.
Then, the primer. This is non-negotiable for GWM grills, especially the polypropylene ones. Regular old automotive primer won’t stick to PP, so you need a plastic-specific adhesion primer. We stock these for our clients because generic primer just doesn’t cut it. Spray the primer in thin, even coats—3 light layers, not one thick glob. Let each coat dry for 15 minutes, then move on to the paint. If you’re matching GWM’s factory colors, find a paint code specific to your GWM model—you can get that from your VIN, or we can hook you up if you’re a client. If you’re going custom, make sure it’s a urethane-based automotive paint, not a cheap acrylic spray. Again, thin coats here—4 layers, each 15 minutes apart, then a final clear coat to protect it from sun and rain. Let it cure for 72 hours before putting it back on the car. I’ve seen grills done this way last 2+ years without peeling, and that’s way better than the 3-month average of the “spray and pray” method.
But wait—before you grab your sandpaper, let’s talk about when you should not paint your GWM grill. First, if your grill has a lot of scratches, cracks, or broken tabs. GWM grills are designed to absorb minor impacts, and if there’s structural damage, paint won’t fix that—it’ll just look worse as the crack grows. Second, if you’re trying to paint over chrome or glossy black OE finish without proper prep. That glossy factory coating is so smooth, even adhesion primer might not stick, leading to peeling almost immediately. Third, if you’re on a tight timeline and don’t want to wait 3 days for it to cure. I’ve had a shop call me panicking because they painted a grill the night before a delivery, and it smudged when they installed it—total waste of time and materials.
Now, let’s talk about the other side: if you’re not comfortable painting it yourself, or you need a consistent look for a fleet, what’s the alternative? That’s where I come in (and why I’m writing this blog). As a GWM grill supplier, we do custom painted grills for clients who don’t want to mess with DIY. We match GWM’s factory plastic blends, use the same adhesion primers and urethane paints that I recommended above, and they cure in a controlled environment so there’s no smudges or uneven coats. Our clients—fleet managers, car customization shops, even GWM dealerships—love this because they get a uniform finish, no guesswork, and the grill comes with a 1-year warranty against peeling or flaking. Last year, we supplied 120 custom black grills for a courier company’s Haval Jolion fleet, and only 1 came back for touch-ups (and that was because a car door dented it, not paint failure).
Wait, let’s address a common myth I hear all the time: “Painting a GWM grill will void my warranty.” Honestly? Probably not. The GWM warranty covers factory defects, not aftermarket modifications that are done incorrectly. If you paint it right, you’re not damaging the grill—you’re just changing the finish. If you mess it up and the paint peels, that might not be covered, but a good paint job shouldn’t cause damage to the grill itself. I’ve had several customers keep their warranties active after painting, just because they did the prep right.
Another thing: overspray. This is a big one. If you’re painting your grill at home, make sure you cover everything within 10 feet—your car’s hood, your garage floor, even your neighbor’s fence if you’re not careful. I once had a customer call me in a panic because he painted his grill in his driveway, and overspray got all over his white pickup’s roof. Removing overspray is a headache, so just take the time to mask everything properly. Also, wear a respirator—spray paint fumes are no joke, especially when you’re working with urethane.
Let’s wrap this up with a quick recap, so you don’t have to scroll back: 1) You can paint a GWM grill, but only if you prep it right (sand, clean, use plastic primer). 2) Skip the DIY if your grill is damaged, you’re in a hurry, or you want a perfect, long-lasting finish. 3) If you go the supplier route, work with someone who knows GWM grills (not a random parts store) to avoid mismatched paint or bad adhesion.
Now, if you’re a shop owner, fleet manager, or car enthusiast looking for custom painted GWM grills, or just have more questions about the process, don’t hesitate to reach out. We’re here to help—whether you need a single grill for your personal GWM, or 50 for a fleet, we’ve got you covered. We also stock OE replacement grills if you decide painting isn’t worth the hassle, so no matter what, we’re your go-to for all GWM grill needs.
Oh, and one final tip: if you do decide to paint it yourself, test the process on a small, hidden part of the grill first—like the back edge that no one will see. That way, you can make sure the primer and paint stick before you do the whole thing. Save yourself the headache of ruining a $100 grill because you skipped the test spot.
Nissan Car Condenser References:
- Society of Automotive Engineers (SAE) International. "Adhesion of Coatings to Polypropylene Automotive Components." SAE International Journal of Materials and Manufacturing, 2019.
- Great Wall Motors. "OE Material Specifications for GWM Exterior Grills." GWM Global Technical Manual, 2021.
- Automotive Spray Painting Association. "Best Practices for Painting Automotive Plastic Parts." ASPA Guidelines, 2022.
Hangzhou Yiyang Auto Parts Co., Ltd.
Established in 1999, Hangzhou Yiyang Auto Parts Co., Ltd. is one of the most experienced gwm car grill manufacturers and suppliers in China. Please rest assured to buy high quality gwm car grill at low price from our factory. If you have any enquiry about pricelist and quotation, please feel free to email us.
Address: 1102, Block A, Jintong International Building, Gongshu District, Hangzhou, Zhejiang Province
E-mail: Yuki1464801745@163.com
WebSite: https://www.yiyangautoparts.com/
