Category Archives: Uncategorized

Why the OEM Cap Isn’t Cutting It Anymore

The Hidden Costs of Fuel Cap Leaks For heavy-duty truck operators, every minute of downtime and every drop of fuel counts. Yet, a surprisingly common and costly issue often goes unnoticed until it’s too late: the failure of original equipment manufacturer (OEM) fuel caps and necks. While seemingly minor, a compromised fuel cap can lead […]

Is Your Fuel Cap the Reason Your Truck Failed Inspection?

Passing DOT inspections is critical for keeping your trucks on the road and your business running smoothly. One of the most common reasons trucks fail these inspections is due to fuel system leaks—often caused by something as simple as a faulty fuel cap. When your fuel system isn’t properly sealed, it raises red flags for […]

3 Common Heavy Duty Truck Fuel Tank Problems–And One Simple Fix

Maintaining the fuel system on a heavy duty truck is critical for performance, safety, and compliance. Over time, even the most robust fuel systems can develop issues—especially around the filler neck and cap. If you’re searching for a reliable fuel cap for heavy duty trucks, there’s now a simple, affordable fix that solves multiple problems […]

The One Upgrade Every Fleet Should Make Before Summer

We’re Heavy Truck Solutions—and if there’s one thing we know, it’s fuel necks. With the summer season comes relentless heat, high pressure in your fuel tank, and an increased risk of leaks, vapor loss, and roadside headaches. That’s where the Leak Defender® steps in. If you’ve been putting off that Kenworth fuel cap replacement or […]

What are the Symptoms of a Bad Fuel Cap?

image of a fuel tank cap

In the world of heavy-duty trucks—whether you’re running long-haul semis, vocational rigs, or specialized fleet vehicles—every component matters, and that includes your fuel cap. While it might seem insignificant, a faulty fuel cap can create costly problems like fuel leaks, reduced efficiency, and operational delays. Recognizing the signs of a bad fuel cap early can […]

How Do I Stop Someone From Siphoning Gas?

truck driving down road

Gas siphoning is a growing concern for truck owners, as fuel theft can lead to significant financial losses and operational delays. Whether parked at a job site, along the roadside, or in a parking lot, trucks are often easy targets for thieves looking to siphon fuel quickly. Fortunately, there are several effective methods to help […]