Bostech Auto Blog

Table of Contents Introduction: Why the 6.0L Has the Reputation It Does The 6.0L PowerStroke Platform at a Glance Problem 1: Oil Cooler Failure Problem 2: EGR Cooler Failure Problem 3: Head Gasket Failure and Stretched Head Bolts Problem 4: HEUI Injector Stiction and Failure Problem 5: FICM Failu …

Table of Contents Introduction: The Most Expensive Eight Pounds in Diesel What Is the CP4 and How It Works CP4 Application List Across Diesel Platforms The L5P Clarification: HP4 Is Not CP4 Why the CP4 Fails: The ULSD Lubricity Problem The Cascading Failure: From Wear to Total System Loss CP4 Fai …

Table of Contents What Are Turbo Up Pipes and Why Do They Matter? How Pre-Turbo Exhaust Leaks Destroy Performance Symptoms of Leaking Up Pipes and Exhaust Connections Ford PowerStroke Up Pipe Problems by Generation Duramax Up Pipe Problems Ram Cummins Exhaust Manifold and Turbo Connection Issues …

Table of Contents Duramax Turbocharger Evolution: LB7 Through L5P LB7 Duramax Turbo Problems (2001 to 2004) LLY Duramax Turbo Problems (2004.5 to 2005) LBZ Duramax Turbo Problems (2006 to 2007) LMM Duramax Turbo Problems (2007.5 to 2010) LML Duramax Turbo Problems (2011 to 2016) L5P Duramax Turbo …

Table of Contents What Is a Turbo Actuator and Why Does It Matter Actuator Types by Platform Symptoms of Turbo Actuator Failure Actuator vs. Turbo Failure: How to Tell the Difference Testing Procedures Common Causes of Actuator Failure Replacement Process by Platform OEM vs. Aftermarket Actuators …

Table of Contents Introduction: The 6.7 PowerStroke Turbo at a Glance 2011 to 2014 Turbo Issues: The Ceramic Bearing Era 2015 to 2019 Improvements: The GT37 Upgrade 2020 and Beyond: Third Generation Refinements Common 6.7 PowerStroke Turbo Failure Symptoms Diagnostic Process: Finding the Root Cau …