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Transmission Filter Kit Guide for 2003-2009 Dodge Sprinter 3500

Keep your Sprinter's 5-speed automatic transmission shifting smoothly by learning how to choose the right filter kit.

3 minutes to read 2003-2009 Dodge Sprinter 3500
Difficulty
3/5
Est. Time
2.5 hrs
DIY Doable?
✅ Yes
Shop Labor
$150-$250
⚠️ Drivable, but... — You can drive with a minor leak or early symptoms, but you risk severe, expensive transmission damage if you ignore it.
Key Takeaways
  • This Sprinter uses a Mercedes 722.6 (NAG1) transmission; use only fluid meeting MB 236.14 spec.
  • Always replace the electrical connector plug (pilot bushing) with the filter to prevent leaks that can destroy the TCM.
  • For a complete service, drain the torque converter, which holds nearly half the total fluid.
  • You must purchase a transmission dipstick tool separately, as the vehicle does not come with one.
The transmission filter kit is a crucial maintenance part for your 2003-2009 Dodge Sprinter 3500. Your van uses a Mercedes-Benz 5-speed automatic transmission, also known as the 722.6 or NAG1. This transmission relies on clean fluid to cool and lubricate its internal parts. The filter's job is to trap tiny metal particles and clutch material that wear off over time. A clean filter ensures fluid flows properly, protecting the transmission from damage and maintaining smooth shifting. A kit typically includes the filter, a new pan gasket, and sometimes drain plug washers.

Is Your Transmission Filter Clogged?

A dirty or clogged transmission filter can cause serious problems. If the fluid can't flow freely, the transmission can overheat or lose hydraulic pressure. This can lead to poor shifting, internal damage, and eventually, transmission failure. Look for these warning signs.

Known Issue: Leaking Electrical Connector

A very common problem on the 722.6 transmission is a leak from the 13-pin electrical connector, also called the pilot bushing. The O-rings on this plug fail over time, allowing transmission fluid to leak out. This fluid can travel up the wiring harness and damage the Transmission Control Module 🎬 Watch how to identify and fix this common connector leak. (TCM), leading to a much more expensive repair. It is highly recommended to replace this connector plug every time you service the transmission fluid and filter. Many aftermarket service kits include this part.

Choosing the Right Aftermarket Filter Kit

When shopping for a new transmission filter kit, you'll find several brands. While Mopar is the original equipment (OEM) manufacturer, many aftermarket brands offer excellent quality, sometimes from the same suppliers as Mercedes-Benz.

Brand Quality Tiers

  • OEM-Equivalent Quality (Elring, ContiTech): Brands like Elring are often original equipment suppliers to German automakers. Choosing a kit from Elring or ContiTech generally ensures a perfect fit and high-quality materials that meet or exceed OEM standards. These kits are a reliable choice for a direct replacement.
  • High-Quality Aftermarket (Wix): Wix is a well-regarded brand in the filter market. Their kits are known for good quality and are a solid alternative to OEM parts. They provide reliable filtration and are a popular choice among DIY mechanics.
  • Standard/Economy Aftermarket (ATP, Premium Guard): Brands like ATP and Premium Guard offer budget-friendly options. While they meet basic fit and function requirements, their materials, especially the gaskets, may not be as robust as higher-tiered brands. These can be a good choice for vehicle owners on a tight budget, but check reviews for gasket quality.

Pro Tip: Get a Complete Kit

For a complete service, look for a kit that includes the filter, pan gasket, drain plug seals, and the electrical connector plug (pilot bushing). Also, your Sprinter did not come with a transmission dipstick from the factory; you will need to purchase one separately to check 🎬 See a complete overview of what's included in these kits. the fluid level correctly.

Cost of a New Transmission Filter Kit (2003-2009 Dodge Sprinter 3500)

Part Type Price Range
New Aftermarket Kit $32.70 - $69.84
New OEM (Mopar/Mercedes) Kit $50 - $120
Shop Labor $150 - $250
*Prices are estimates and may vary based on location and parts included in the kit.

Frequently Asked Questions

How often should I change my Sprinter's transmission filter?

Mercedes-Benz recommends changing the transmission fluid and filter around every 40,000 to 70,000 miles, depending on use. For a hard-working vehicle like a Sprinter 3500, sticking to a regular service interval is key to preventing costly repairs.

Is it difficult to replace the transmission filter on a 2003-2009 Sprinter 3500?

For a DIYer with the right tools, the job is manageable. It involves draining the fluid, removing a cross-member on some 3500 models, dropping the transmission pan, and swapping the filter. The most difficult 🎬 Follow this step-by-step guide to changing your fluid and filter. parts can be accessing the torque converter drain plug and ensuring you don't damage the electrical connector during replacement. You will also need a special dipstick tool to refill the fluid to the correct level.

Do I need to drain the torque converter?

Yes, for a complete fluid exchange, you should drain the torque converter. It holds a significant amount of fluid, almost as much as the pan itself. Not draining it means you are leaving a large amount of old, dirty fluid in the system.

What type of transmission fluid do I need?

Your Sprinter's 722.6 transmission requires a fluid that meets the MB 236.14 specification. Using the wrong type of fluid can cause shifting problems and damage the transmission. Always check the bottle to ensure it lists this approval.

Are there any recalls for the transmission on this Sprinter?

No, searches of the National Highway Traffic Safety Administration (NHTSA) database did not show any recalls specifically for the transmission, filter, or related components for the 2003-2009 Dodge Sprinter 3500. Recalls found were for airbags and other non-drivetrain components.

Sprinter Transmission Fluid Change Kit Product Overview (5-Speed 5G-Tronic 722.6 NAG1)
Sprinter Transmission Fluid Change Kit Product Overview (5-Speed 5G-Tronic 722.6 NAG1)
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Sprinter automatic transmission leak from elctronic connector
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Mercedes 5-Speed transmission 722.6 Limp Mode fixed (Stuck in second gear?)
How to Change Automatic Transmission Fluid and Filter on a Sprinter Van
How to Change Automatic Transmission Fluid and Filter on a Sprinter Van

Technical Specifications

OEM Part Numbers: 1402770095 A1402770095

Fits the Mercedes-Benz 5G-Tronic 722.6 (NAG1) 5-speed automatic transmission.

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The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.

Year Coverage
This article covers the Transmission Filter Kit for:
  • Dodge Sprinter 3500: 2003200420052006200720082009
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