Dorman Diesel Fuel Filter Housing 904-517 — Direct-Fit Replacement with Hardware for Silverado/Sierra 2004-2010

The Dorman 904-517 Diesel Fuel Filter Housing is a direct-fit replacement housing that stops leaks, restores proper fuel coupling function, and helps prevent rough-start and no-start issues caused by a damaged fuel filter connection.

If you have fuel weeping or dripping from the filter housing on compatible Chevrolet or GMC heavy-duty models, a failing housing coupling is a common source. This aftermarket Dorman assembly reproduces OE fit and function, ships with the installation hardware you need, and is made from materials specified to meet original durability expectations. Before ordering, confirm your exact vehicle trim and year with the garage tool to ensure proper fitment for affected Silverado and Sierra 2500/3500 model years listed.

How does this housing stop fuel leaks and what makes it reliable?

This unit replaces the entire housing and coupling that commonly develop cracks or seal failures, eliminating leak points without permanent modification to factory fuel lines. Dorman engineers the component to match original dimensions and pressure tolerances, reducing the risk of repeat leaks after installation.

• Direct replacement engineered to original equipment specifications
• Includes necessary hardware for a complete repair
• Quality materials resist fuel degradation and thermal stress
• Fitment tested to help ensure an accurate, trouble-free installation

Will this part fit my Chevrolet or GMC pickup?

This housing fits specific Chevrolet Silverado and GMC Sierra 2500/3500 models from 2004 through 2010, including certain Classic and HD trims. Use the online garage tool or your vehicle VIN to confirm compatibility before purchase to avoid returns.

• Compatible with Silverado and Sierra 2500/3500 model years listed in product details
• Fit varies by trim — always verify make, model, year, and trim in the fitment tool
• Replaces original housing without altering factory fuel system layout

What comes in the box and how difficult is installation?

The Dorman housing arrives ready to install with the essential fasteners and mounting hardware included, so you won’t need to source separate parts. Typical installation is straightforward for anyone comfortable with routine under-hood repairs, although access may vary by truck configuration and engine bay layout.

• Complete housing assembly plus installation hardware included
• Installation generally requires basic hand tools and common mechanical experience
• Follow shop manual torque specs and fuel-system safety precautions during replacement

How long can I expect this replacement to last?

Manufactured to meet original equipment specifications, this housing is designed for long-term service when installed correctly and used with proper maintenance. Life expectancy depends on operating conditions, fuel quality, and exposure to road contaminants, but the part’s tested fitment and material selection aim to restore service life comparable to OE performance.

• Built from durable materials matched to original design tolerances
• Resists typical fuel exposure and under-hood thermal cycles
• Service life influenced by driving conditions and maintenance practices

Who is this for: technicians and pickup owners troubleshooting fuel leakage, rough-start, or no-start symptoms on compatible Chevrolet Silverado and GMC Sierra heavy-duty trucks (2004–2010). It’s ideal for restorations, fleet maintenance, and anyone who prefers an OE-spec direct-replacement housing with included hardware to complete the repair efficiently. Always confirm fitment for your exact trim before ordering.

Features:

• Direct replacement - this fuel filter housing matches the fit and function of the original filter housing
• Ready to install - this fuel filter housing includes necessary hardware to complete the repair
• Quality materials - made to original equipment specs for a durable repair
• Fitment tested - has undergone extensive testing to ensure trouble-free fit and installation
• Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool