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02/22/2026
Turbocharger Failure Symptoms
Published by Alex Pivnik on 02/22/2026
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Diesel Turbocharger Failure: 8 Warning Signs & What to Do

Your diesel turbo spins at over 100,000 RPM and handles exhaust temperatures exceeding 1,200°F. When it starts to fail, the warning signs are there — if you know what to look for. Learn the 8 most common turbocharger failure symptoms, what causes them, and whether you're looking at a repair, rebuild, or replacement.
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02/22/2026
Kubota Fuel System Bleeding Guide - Model Specific Tips
Published by Alex Pivnik on 02/22/2026
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How to Bleed Kubota Diesel Fuel System (All Models)

Air trapped in the fuel system is the most common reason a Kubota diesel won't start after running out of fuel, a filter change, or sitting idle. This step-by-step guide covers the bleeding procedure for Kubota engines with manual bleed screws, auto-bleed systems, and electronic injection — from small garden tractors to industrial equipment.
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02/22/2026
Diesel Injector Symptoms
Published by Alex Pivnik on 02/22/2026
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7 Diesel Injector Failure Symptoms: Warning Signs You Shouldn’t Ignore

A failing diesel injector doesn't just cause a rough idle — it can damage pistons, wash cylinder walls, contaminate engine oil, and lead to thousands in additional repairs if ignored. Learn the 7 most common failure symptoms, what causes injectors to fail, and when it's time to test, rebuild, or replace.
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02/22/2026
6.0 Powerstroke Injectors
Published by Alex Pivnik on 02/22/2026
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Ford 6.0 Powerstroke Injector Problems: Why They Fail & How to Fix Them

The Ford 6.0L Powerstroke fires its HEUI injectors with high-pressure engine oil and a 48-volt FICM signal, so a bad injector, a weak FICM and low oil pressure can look alike. Learn the symptoms, what causes stiction and O-ring failure, how to diagnose it and what a full injector job costs.
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02/22/2026
Testing Common Rail Injectors
Published by Alex Pivnik on 02/22/2026
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How Common Rail Diesel Injectors Are Tested: Inside Our Test Bench

Common rail injectors run at 23,000 to 29,000 PSI, and the wear that ruins them can't be seen or found with basic tools. See how we bench test them: spray pattern, delivery volume, return flow and electrical response, with shop video, and why swapping injectors on symptoms alone wastes money.
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02/22/2026
6.7 Cummins Injector Problems
Published by Alex Pivnik on 02/22/2026
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6.7 Cummins Injector Problems: Symptoms, Diagnosis & Repair Options

The 6.7L Cummins ISB turbodiesel is a workhorse, but its common rail injectors don't last forever. Learn the most common failure symptoms — rough idle, white smoke, excessive regeneration, fuel in oil — how to diagnose which injector is failing, what replacement costs look like, and the critical difference between pickup and Cab & Chassis injectors.
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02/22/2026
LB7 Injector Replacement
Published by Alex Pivnik on 02/22/2026
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6.6 Duramax LB7 Injector Replacement: Costs, Process & What to Expect

The 2001–2004 Duramax LB7 is known for injector failures caused by internal body cracks — a design issue that affects nearly every LB7 at some point. Learn what the replacement process involves, realistic cost expectations ($3,000–$5,000+), how to diagnose which injectors are failing, and why remanufactured Bosch injectors are the smart choice.
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02/16/2026
VP44 Failure Guide
Published by Alex Pivnik on 02/16/2026
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5.9 Cummins VP44 Injection Pump Failure: Complete Diagnosis & Repair Guide

The Bosch VP44 injection pump on the 1998.5–2002 Dodge Ram 5.9L Cummins is notorious for failure — and in most cases, a dead lift pump is the real culprit. Learn the common VP44 failure symptoms, diagnostic codes (P0216, P1688), what actually causes the pump to fail, and how a $300 lift pump replacement can prevent a $1,500+ injection pump failure.
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01/14/2026
CP4 Injection Pump Failures
Published by Alex Pivnik on 01/14/2026
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CP4 Injection Pump Failures: Symptoms, Causes, Repair Costs, Prevention

The Bosch CP4.2 injection pump in 2011+ Duramax engines is one of the most failure-prone components in modern diesel trucks. When it fails, it sends metal shavings through the entire fuel system — turning a $600 pump into an $8,000–$12,000+ catastrophe. Learn the warning signs, what causes failure, prevention options, and whether a CP3 conversion makes sense.
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CP4 Injection Pump Failures: Symptoms, Causes, Repair Costs, Prevention
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