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If you own a 2025 GMC Yukon Elevation Edition, you probably love the bold look but want something darker and more premium than the standard chrome grille. You are not alone. Elevation owners across the country are searching for a blackout front end that looks like the Denali Ultimate, but they are running into the same nightmare. The Big Problem: Aftermarket Grilles Are Too Small We have now helped countless Elevation owners who learned the hard way that most aftermarket grilles advertised for the 2025 Yukon Elevation are way too small. Many of these listings claim to fit but arrive...

If you’ve looked into adding auxiliary switches to your new Silverado EV, Sierra EV, or Hummer EV, you’ve probably run into the same problem we did: GM Part# 86587305 looks great on paper, until you open the box. GM gives you the module, harness, and hardware, but leaves you with an empty fuse block, no relays, no fuses, and no real instructions for how to hook up the lights, pods, or bars you want to power. In other words, you’re left paying for a fancy switch panel that can’t actually switch anything on. At 404 Parts, we’ve fixed that headache....

After much consideration, we’ve officially discontinued our Cadillac CUE 2.5 Upgrade Kit. While we’ve been proud to support this product over the years, the reality is: it’s time. The volume of technical support requests has reached a point where it’s no longer sustainable — not because we don’t want to help, but because the situations have become too complex, too inconsistent, and often tied to misdiagnosed issues. Between aging radio receivers, HMI modules, amplifiers, CD players, and full CUE stacks, there are simply too many points of failure on these older vehicles. Unfortunately, customers are often deep into a frustrating...

If you’ve recently bought a 2024 or 2025 Silverado or Sierra HD Work Truck, especially in Cab Chassis, Chassis Cab, or bed removal configuration, you may have noticed something missing — a working rearview camera. You’re not imagining things. It’s not a mistake. It’s how the truck was built — and unless you’re in the loop, you’d never know. UDU vs. 5N5 — The Hidden Code Behind Missing Cameras GM offers two factory options for rear camera systems on their HD trucks: UDU – Rear Camera Prep Kit→ Wiring is installed, but no camera, no programming, and nothing functional. 5N5...

If your GM truck or SUV’s wireless charger isn’t working properly—especially with iPhone 15 or 16—you’re not alone. Many owners struggle with unreliable charging or random disconnects. The new GEN3B Wireless Charging Module (GEN 3 / GEN III WCM) fixes these issues once and for all. Designed to work seamlessly with GM vehicles, this upgrade eliminates the need for spacers, improves charging efficiency, and restores reliable Qi charging. Learn how this Genuine GM part can upgrade your Silverado, Sierra, Tahoe, Yukon, Escalade, and more.