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Posted on February 5, 2025May 21, 2026 by Caitlyn Vance

City Driving vs Highway Driving: Engine Impact Explained

The difference is not just speed.

It is how the engine is loaded, how often it changes state, and how long it stays in stable operating conditions.

City driving introduces:

Frequent acceleration from a stop
Repeated deceleration and braking
Idle time with no load
Shorter run cycles

Highway driving introduces:

Steady engine speed (RPM)
Continuous load
Stable operating temperature
Fewer transient events

These differences directly affect internal engine conditions.

Posted on January 27, 2025June 8, 2026 by Caitlyn Vance

Diesel Fuel Additives: What They Do, When They’re Used, and What to Consider

Diesel fuel additives are commonly used in both light-duty and heavy-duty applications.

They are not a single product type. Instead, they are formulated blends designed to address specific fuel system conditions or operating environments.

Depending on formulation, diesel fuel additives may be used to:

Clean fuel system components
Improve combustion characteristics
Support cold-weather operation
Protect fuel system parts from wear

👉 The effectiveness of an additive depends on fuel quality, engine condition, and application.

Posted on January 17, 2025May 19, 2026 by David Ley

Why Garrett Turbochargers Are Trusted Worldwide in Heavy-Duty Diesel Engines

When a turbocharger fails on a working diesel engine, it’s not just a parts issue: it’s downtime, lost revenue, and often a deeper underlying problem.

That’s why the turbocharger you choose matters.

Across Caterpillar, Detroit Diesel, and International/Navistar platforms, one name consistently shows up in both OEM applications and reliable aftermarket replacements: Garrett Turbochargers.

There’s a reason for that.

Garrett turbos aren’t just widely used – they’re engineered for consistency under load, thermal durability, and long-term reliability in real-world conditions.

Quick Takeaway:
Turbocharger reliability depends on more than boost pressure alone. Heat management, rotor balance, oil supply stability, and airflow consistency all affect long-term diesel engine performance.

Posted on January 4, 2025May 21, 2026 by Caitlyn Vance

What Are Electronic Unit Injectors (EUIs)?

If you’re working on engines like the Detroit Diesel Series 60, Caterpillar C15, or Cummins ISX, you’ve probably heard the term EUI.

But understanding what an Electronic Unit Injector (EUI) actually does – and how it fails – is key to diagnosing a lot of performance issues.

Because when an EUI starts to go, it doesn’t just affect fuel delivery.

It affects timing, pressure, combustion, and overall engine balance.

Posted on January 1, 2025April 30, 2026 by David Ley

Adjusting Diesel Injection Timing (2026)

Diesel injection timing plays a critical role in engine performance, fuel efficiency, and emissions. Whether you’re working on an older mechanical system or a newer electronically controlled engine, proper timing ensures fuel is delivered at the correct moment for optimal combustion.

In 2026, with tighter tolerances and more advanced fuel systems, accurate timing is more important than ever.

Posted on January 1, 2025April 30, 2026 by David Ley

Turbocharger Cartridge vs Full Replacement: What Actually Fails Inside a Diesel Turbo

When a diesel turbocharger fails, the first question is always:

Should you replace the cartridge – or the entire turbo?

Most answers online are surface-level. But if you want to avoid repeat failures, you need to understand what actually fails inside the turbocharger.

Because the wrong choice doesn’t just cost money – it can lead to another failure within hours of startup.

Posted on November 12, 2024June 10, 2026 by David Ley

The Pros and Cons of an EGR System Delete

When you start looking into the pros and cons of EGR deletes, it’s easy to see why EGR valves on diesel engines have such a poor reputation. You’ve probably heard plenty of stories about the trouble they cause for drivers and shop owners alike.

Posted on September 10, 2024August 14, 2025 by David Ley

About The Caterpillar 3406E

In 1993, Caterpillar began production on the 3406E, the last model engine in the 3406 series. While its predecessors –the A, B, and C– were fully or partially mechanical, the Caterpillar 3406E was the first successful fully electronic motor. The 3406E is usually found in Peterbilt and Freightliner vehicles.

Posted on September 10, 2024 by David Ley

About the Caterpillar C15 Engine

Steam tractors became the go-to tool for agricultural development in the late 1800s/early 1900s. Although their use was widespread, this machinery wasn’t perfect; they didn’t work everywhere. In California, these immensely heavy tractors kept sinking into the soft earth.

Posted on September 3, 2024December 3, 2025 by David Ley

Dinex Emission: The Solution to Diesel Pollution

Dinex Emission is a company that has been dedicated to helping diesel operators meet the high standards of the EPA for a very long time. Though the EPA’s goal is to reduce the emissions of dangerous gasses into the air, their restrictions can often make transporting goods, completing construction projects, and harvesting large crops more difficult. As an expert in the field of diesel emissions control, Dinex has long been the solution to this obstacle.

Posted on May 2, 2024April 15, 2026 by David Ley

Common Diesel Engine Problems and Solutions

Diesel engines are workhorses, powering everything from trucks to heavy machinery. However, like any complex machinery, they can encounter problems. Let’s explore some of the most common issues and their solutions:

Posted on September 15, 2023July 25, 2025 by David Ley

How Do You Know When It’s Time to Replace Your Diesel Engine Fuel Injectors?

Has your diesel engine just not been performing like it used to? Maybe you’ve noticed a drop in fuel economy, or other new issues. There’s a chance that you might need to replace your common rail injectors.