84545446 | Genuine GM® Diesel Exhaust Fluid (DEF) Supply Pump Module for Sierra and Silverado

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Description

84545446 | Genuine GM® Diesel Exhaust Fluid (DEF) Supply Pump Module for Sierra and SilveradoDescription and Purpose: This Genuine Diesel Exhaust Fluid (DEF) Supply Pump Module from GM comes in new condition and is identified by Part number: 84545446. The unit draws DEF from the tank, builds stable pressure, and feeds the SCR dosing injector with filtered, measured flow. Designed for 20172019 Silverado and Sierra HD vehicles, it maintains the correct delivery rate even during long cycles, towing loads, or extended idle periods. Why

increase stopping distances

Detroit Diesel® has long provided engines and mechanical systems for commercial fleets

and potential derate

The Detroit Diesel® Fuel Filter and Water Separator Element improves engine efficiency by filtering out contaminants and moisture

and uneven airflow

The "performance" of a WIN module is measured in its ability to provide seamless

Its compact dimensions (4

A new pump supports smooth acceleration

6 ft³Material: Metal

It ensures stable lighting control

This New Genuine Paccar Hitch-Front Tow Hook With Pins

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