Tech Tips & Case Studies

Real diagnostic insights and diesel expertise from the DSL service team.
Explore quick technical tips, repair solutions, and in-depth case studies from the field — helping you keep engines, generators, and equipment running strong.

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Tech Tips Sub Heading

ISUZU 4LE2 Generator - Start Then Die Fix

Isolated fault traced to a defective control panel. Full diagnostic breakdown and load-bank testing process.

Perkins 3-Cyl Turbo - RPM Drop Under Welding Load

Diagnosed and replaced failed speed actuator to restore steady load response.

DEUTZ TCD 2.9 L4 - ECM Lockout from Regen Bypass

A customer-bypassed regen caused full ECM lockout. Step-by-step recovery and customer education.

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