Author

Niles Nimmo

Niles Nimmo has worked on turbochargers for 19 years and is the name behind PT Turbo's guides. PT Turbo has rebuilt and supplied turbochargers in San Bernardino, California since 1978, for diesel pickups, heavy-duty trucks, industrial equipment and performance gas engines. Every rebuild is balanced in-house on a high-speed VSR machine and carries a 12-month, unlimited-mileage warranty. Have a question about a guide or a turbo? Call the shop at (909) 824-1020.

International MaxxForce DT Turbocharger: VGT Actuator Problems & Replacement
Diesel Truck Platforms

International MaxxForce DT Turbocharger: VGT Actuator Problems & Replacement

If you run International trucks with the MaxxForce DT, sooner or later the VGT actuator is going to put a truck on the shoulder. The variable…

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What Is a Variable Geometry Turbocharger (VGT) and How Does It Work?
Turbocharger Tech Explained

What Is a Variable Geometry Turbocharger (VGT) and How Does It Work?

Variable geometry turbochargers use adjustable vanes to control boost across the entire RPM range. Learn how VGT works, how it compares to fixed geometry, and what…

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Turbocharger Rebuild vs Replace: Cost Breakdown and How to Decide
Turbocharger Tech Explained

Turbocharger Rebuild vs Replace: Cost Breakdown and How to Decide

Facing a failed turbo? Learn the real cost difference between a professional rebuild, a remanufactured unit, and an OEM replacement — and how to choose the…

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5 Most Common Causes of Turbocharger Failure in Diesel Trucks
Diesel Diagnostics

5 Most Common Causes of Turbocharger Failure in Diesel Trucks

Most turbocharger failures are preventable. Learn the five root causes responsible for the majority of diesel turbo failures and what you can do to avoid them.

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How to Diagnose a P0299 Underboost Code on a Diesel Truck
Diesel Diagnostics

How to Diagnose a P0299 Underboost Code on a Diesel Truck

P0299 is one of the most common diesel OBD codes — and the turbocharger is rarely the first thing to blame. Here's a systematic diagnosis approach…

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Turbocharger Boost Pressure: What Numbers Are Normal for Your Diesel
Turbocharger Tech Explained

Turbocharger Boost Pressure: What Numbers Are Normal for Your Diesel

What boost pressure should your diesel truck be making? Learn the normal ranges for common platforms, what causes low or high boost readings, and when to…

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Turbocharger Core Exchange Programs: How They Work and What to Expect
Turbocharger Tech Explained

Turbocharger Core Exchange Programs: How They Work and What to Expect

A core exchange program gets you a rebuilt turbo immediately without waiting for a send-in rebuild. Here's how the process works, what a core charge is,…

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PT Turbo's Turbocharger Rebuild Process: What Happens to Your Turbo
Turbocharger Tech Explained

PT Turbo’s Turbocharger Rebuild Process: What Happens to Your Turbo

What actually happens when you send a turbocharger to PT Turbo for rebuild? Here's a step-by-step walkthrough of the process that has been refined over 45…

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International DT466 Turbocharger Guide: School Bus & Medium Duty Applications
Diesel Truck Platforms

International DT466 Turbocharger Guide: School Bus & Medium Duty Applications

The International DT466 turbocharger is one of the most common failure points on a medium duty diesel that otherwise runs forever. If you wrench on school…

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PACCAR MX-11 Turbocharger Guide: Replacement Cost & Kenworth/Peterbilt Fitment
Diesel Truck Platforms

PACCAR MX-11 Turbocharger Guide: Replacement Cost & Kenworth/Peterbilt Fitment

The PACCAR MX-11 turbocharger is the beating heart of the 10.8-liter workhorse found under the hoods of thousands of Kenworth T680s and Peterbilt 579s. When it…

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PACCAR MX-13 Turbocharger Guide: Kenworth T680 & Peterbilt 579 Applications
Diesel Truck Platforms

PACCAR MX-13 Turbocharger Guide: Kenworth T680 & Peterbilt 579 Applications

If you run a PACCAR MX-13 turbocharger in a Kenworth T680 or Peterbilt 579, you already know these engines live and die by boost control. The…

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Detroit DD16 Turbocharger Guide: Turbo-Compound System, Failure Symptoms & How It Differs from the Mack MP10
Diesel Truck Platforms

Detroit DD16 Turbocharger Guide: Turbo-Compound System, Failure Symptoms & How It Differs from the Mack MP10

The Detroit DD16 turbocharger system is two machines in a row: a fixed geometry turbocharger, and behind it a turbo-compound power turbine that sends recovered exhaust…

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