The BD Blog

Expert technical insights, high performance engineering deep dives, and real-world diesel solutions straight from the BD R&D lab.

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CP4 Pump Failure Symptoms

CP4 Pump Failure Symptoms

9 min read
6.7 Cummins Injectors: Symptoms, Fixes & Upgrades | BD Diesel

6.7 Cummins Injectors: Symptoms, Fixes & Upgrades | BD Diesel

8 min read
Ford 5R110W TorqShift: Common Failures & Build Upgrades

Ford 5R110W TorqShift: Common Failures & Build Upgrades

9 min read
GM Transmission Cooler Bypass Problems: Why They Happen, What They Cause, and How BD Fixes Them

GM Transmission Cooler Bypass Problems: Why They Happen, What They Cause, and How BD Fixes Them

6 min read
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Transmission Cooler Filters Explained: Why Auxiliary Filters, Cooler Flow, and Clean ATF Matter

Transmission Cooler Filters Explained: Why Auxiliary Filters, Cooler Flow, and Clean ATF Matter

7 min read
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Why Upgraded Transmission Coolers Matter: Heat, Slip, and the Real Cost of Hot ATF

Why Upgraded Transmission Coolers Matter: Heat, Slip, and the Real Cost of Hot ATF

8 min read
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L5P Duramax Guide: Years, Problems, Allison, Turbos, High Idle, Deep Pans & BD Upgrades

L5P Duramax Guide: Years, Problems, Allison, Turbos, High Idle, Deep Pans & BD Upgrades

9 min read
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Stop the 6.4L HEMI Tick: BD Exhaust Manifold Kit for Ram 2500–5500 (2014–2024)

Stop the 6.4L HEMI Tick: BD Exhaust Manifold Kit for Ram 2500–5500 (2014–2024)

5 min read
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Ford 6.2L “Boss” V8 Problems: 10 Common Issues & Real Fixes (2010–2022)

Ford 6.2L “Boss” V8 Problems: 10 Common Issues & Real Fixes (2010–2022)

8 min read
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Ram 6.4L HEMI Problems: 10 Common Issues, Real Fixes, and How to Stop the Tick (2011–Present)

Ram 6.4L HEMI Problems: 10 Common Issues, Real Fixes, and How to Stop the Tick (2011–Present)

10 min read
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Ford 6.2L Exhaust Manifold Leaks: Symptoms, Broken Studs, and the BD Fix (2010–2022)

Ford 6.2L Exhaust Manifold Leaks: Symptoms, Broken Studs, and the BD Fix (2010–2022)

5 min read
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Allison 1000 Transmission Problems 2017-2019 Silverado / Sierra 6.6L L5P

Allison 1000 Transmission Problems 2017-2019 Silverado / Sierra 6.6L L5P

5 min read
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7.3L Power Stroke Parts & Upgrades for 1999-2003 Ford Trucks

7.3L Power Stroke Parts & Upgrades for 1999-2003 Ford Trucks

5 min read
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Exhaust Manifold Leaks on Diesels: 10 Signs, Common Causes, and How to Seal Them for Good

Exhaust Manifold Leaks on Diesels: 10 Signs, Common Causes, and How to Seal Them for Good

6 min read
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Allison 1000 Transmission Problems (2001–2019): 12 Common Failures, Real Fixes & Tow-Proof Upgrades

Allison 1000 Transmission Problems (2001–2019): 12 Common Failures, Real Fixes & Tow-Proof Upgrades

8 min read
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