Diesel Exhaust Fluid Injector – Dorman 904-7909 & 904-7910

NHTSA ID Number: 10170197

Manufacturer Communication Number: DOR-K2T5D-01


This SKU is a DEF Injector. The customer communication requested return of unsold inventory to inspect the sealing. The injector sealing may have an issue which will cause a slow leak. A slow leak of the DEF Injector can lead to crystal formation which can cause aftertreatment related fault codes and ECU driven engine derating.


102 Affected Products


FCCC MC 2012, 2015, 2017
FCCC MT45 2012-2017
FCCC MT55 2012-2017
FCCC S2 2012
FORD F-650 2012
FREIGHTLINER 108SD 2013-2017
HINO 238 2013-2017
HINO 338 2013-2018
ISUZU NPR 2015-2016
ISUZU NPR HD 2015-2016
ISUZU NQR 2015-2016
ISUZU NRR 2015-2016
KENWORTH K270 2013
KENWORTH T170 2012-2013
KENWORTH T270 2011-2013
KENWORTH T370 2011-2013, 2015-2017
PETERBILT 210 2011-2013
PETERBILT 325 2011
PETERBILT 330 2011-2013
PETERBILT 337 2011-2013
PETERBILT 348 2011-2012
VOLVO BUS 9700 2013-2017
VOLVO VAH 2013-2017
VOLVO VHD 2013-2017
VOLVO VNL 2013-2017
VOLVO VNM 2013-2017
VOLVO VNX 2015-2017


Dorman Product Alert Bulletin  December 3rd 2019


Product Category: Diesel Exhaust Fluid Injector
Part Number(s): 904-7909


Destroy in Field:  NO


Return Authorization: Yes

Return Location: Dorman Products, 3400 East Walnut Street, Colmar, PA 18915

Issue Credit: Please be sure to code return with <RGA-Q> number on outside of container Apply to

Defective All:  No


Return for Inspection Instructions:

  • Dorman requests that inventory be returned for part # noted above including all date codes.
  • Dorman is conducting an inspection on this SKU including all date codes that have been shipped.


904-7909 and 904-7910



  • If there are any problems with one of these parts, on the vehicle level, we will cover through the Dorman labor claims process.


Return Instructions:

  1. Please pull all affected inventory.
  1. Please contact Customer Relations Dorman by e-mail or phone (crdorman@dormanproducts.com / phone 1-800-523-2492) to obtain a RGA Q-Number.


You will need to provide:

  1. Customer Account
  2. Part number
  3. Quantity being returned


  1. Please mark these to:

Dorman Products, Inc- Returns
3400 East Walnut Street
Colmar, PA  18915
Attn: RGA Q-Number  ___________________________


  1. Return to Dorman Products, freight collect, by using the Dorman-arranged carrier for your RGA (typically Conway).


Thank you for your understanding and assistance with this matter.






SaleBestseller No. 1
Blue Def DEF002-4PK Diesel Exhaust Fluid, 2.5 Gallon, 4 Pack
  • One gallon of is used approximately every 300 miles
  • A truck with a 20 gallon DEF tank can go up to 6000 miles between fill-ups
  • When used in an SCR system will reduce the levels of NOx emissions of those engines
  • Fit type: Universal
SaleBestseller No. 2
Bestseller No. 3
ACDelco GM Original Equipment 10-4023 Diesel Exhaust Emissions Reduction (DEF) Fluid - 2.5 gal (Pack of 2)
  • Meets GM Original Equipment specifications to be approved for use in GM vehicles as well as in non-GM diesel vehicles that have an SCR (Selective Catalytic Reduction) system to meet regulated NOx emissions
  • High quality formula is made from high purity urea and deionized water. It contains no chemical additives or other components that could cause SCR system failure
  • Includes vented nozzle(s) that make pouring easy by helping to prevent glugging
  • Has 1 complimentary nozzle. Extra nozzles sold separately
Bestseller No. 4
FloTool 10732WR Diesel Exhaust Fluid (DEF) Funnel
  • Designed to fit DEF ports
  • No-mess splash guard
  • Speed channels for quick pouring
  • To prevent contamination, clean before each use
  • Wide basin for clean no mess pouring
SaleBestseller No. 5
SaleBestseller No. 6
PEAK BlueDEF Diesel Exhaust Fluid, 1 U.S. Gallon
  • ENGINEERED: For use in Selective Catalytic Reduction (SCR) systems on diesel engines
  • EFFICIENCY: BlueDEF diesel exhaust fluid is key to helping improve fuel economy by up to five percent
  • PROTECTION: Diesel exhaust fluid is non-toxic and safe to handle
  • QUALITY: Stable, colorless and odorless, and also meets ISO Standards 22241 for purity and composition
  • EFFORTLESS: Easily Inject the fluid into your exhaust stream with a specialized dosing module
Bestseller No. 7
ACDelco GM Original Equipment 10-4022 Diesel Exhaust Emissions Reduction (DEF) Fluid - 1 gal
  • Meets GM Original Equipment specifications to be approved for use in GM vehicles as well as in non-GM diesel vehicles that have an SCR (Selective Catalytic Reduction) system to meet regulated NOx emissions (Based on EPA certification testing. Your actual emissions will vary based on several factors including temperature, terrain, and driving conditions).
  • High quality formula is made from high purity urea and deionized water.
  • Meets API regulations and ISO 22241 standard for purity and concentration
  • Nozzles sold separately
Bestseller No. 8
68085908AH 68192659AF DEF Pump H68085908AH Diesel Exhaust 4077501AQ for 2013-2019 Dodge Ram 5500 4500 3500 2500 Diesel Fluid 6.7L Pump Module Assembly
  • Replace Part Number: 68085908AH, H68085908AH, 68192659AA, 68192659AB, 68192659AC, 68192659AD, 68192659AE, 68192659AF, 68192659AG, 68192659AH
  • Application Models: Fits DODGE RAM2500, RAM3500, RAM4500, or RAM5500 from 2013-2018 models
  • Durable and Eco-Friendly: Made of high-quality plastic and metal materials, the Diesel Emissions Fluid Pump is rust-resistant and colorfast. It is also environmentally friendly, fuel-efficient, helping to meet the latest emission standards.
  • Function: Achieves diesel emissions requirements; Maintains outstanding fuel economy, drivability, torque and power ratings.
  • 1-Year Warranty: We test every item and provide a 1-year warranty on damaged products before and after the sale, offering a worry-free shopping experience.
Bestseller No. 9
Genuine GM Fluid 88862659 Diesel Exhaust Fluid - 1 Gallon
  • The exact Original Equipment Manufacturer fluid that your vehicle came with; diesel exhaust fluid is a urea-based chemical reactant designed specifically for use in SCR systems to reduce NOx emissions
  • It can also be used with competitive make vehicles using a SCR system
  • DEF meets the stringent AUS 32, ISO 22241 standards for purity and concentration
  • It is part of the SCR technology used on these vehicles to meet 2010 EPA emission regulations
  • This product is required for the 2010 mid-year launched Chevrolet Express and GMC Savannah vans
Bestseller No. 10
Peak Original Diesel Exhaust Fluid, Jug, 2.5 gal

Last update on 2023-11-13 / Affiliate links / Images from Amazon Product Advertising API

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