23230395 | Genuine GM® Diesel Exhaust Fluid (DEF) Supply Pump Module for Sierra and Silverado

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Description

23230395 | Genuine GM® Diesel Exhaust Fluid (DEF) Supply Pump Module for Sierra and SilveradoDescription and Purpose: This New Diesel Exhaust Fluid (DEF) Supply Pump Module from GM carries Part number: 23230395. Designed for heavy duty Silverado and Sierra models, it regulates DEF pressure and delivers fluid through a protected circuit to the SCR dosing injector. Its design supports high load operation and frequent regeneration cycles, keeping the aftertreatment system supplied with clean, measured DEF. Why Replacement is Important: A weak

This extends engine life and ensures consistent

transmission slippage

Haldex focuses on safety

Shift Module

Commonly installed in popular models like the Jeep Cherokee

Made for MP7 to D13 engines

Insufficient pressure from a failing oil pump can cause hard starts

and helps maintain vehicle safety and comfort

Why Replacement Matters:

and consistent braking response

Featuring an iron belt pulley built with a Poly-V layout

Part Number: 1001229095