General Motors GM-50377 Injector Return Line Plug Shop by Category>Body Structure Brush Research 85AY1250120SC 85-Ay 1-1/4"

Brush Research 85AY1250120SC 85-Ay 1-1/4" 120sc

Coilhose Pneumatics 27FC4-GJSX 1/2" Integral F/R w/ Gauge

Designed for Mercedes‑Benz CDI diesel engines

DWDTS1-3/8

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General Motors GM-50377 Injector Return Line Plug Shop by Category>Body Structure Brush Research 85AY1250120SC 85-Ay 1-1/4"General Motors GM 50377 Injector Return Line Plug Kent Moore Tool Number: CH 50377 GM 50377 is used for diagnosis of the fuel system in the 6. 6L Duramax diesel. The engine now features piezo activated injectors. The GM 50377 plugs the injector fuel line to seal it off and allow isolation of each injector so a fuel volume test can be performed and compared to the service specification standard. Each injector line is sequentially disconnected and