ACDelco 22902634 Diesel Exhaust Fluid (DEF) Supply Pump Module Kit

The ACDelco 22902634 is a diesel exhaust fluid (DEF) supply pump module kit, also called a DEF pump or emission reduction fluid supply pump module. It is part of the vehicle's emission control system.

Key Features:

• Supplies diesel exhaust fluid to the selective catalytic reduction (SCR) system
• Supports the SCR system's job of reducing harmful emissions
• Part type: emission component, DEF pump

A failing DEF pump can lead to reduced engine performance, increased emissions and dashboard warning lights. Replacing it restores DEF delivery to the SCR system.