HomeBelts and Cooling > Hoses and PipesDorman 624-996 Automatic Transmission Oil Cooler Hose Assembly - Outlet (Lower)
Part #: 624-996

Dorman 624-996 Automatic Transmission Oil Cooler Hose Assembly - Outlet (Lower)

Outlet (Lower)
16 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Chevrolet, Pontiac, Buick, and Oldsmobile, Venture, Montana, Rendezvous, Silhouette, and Aztek
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Reliable Automatic Transmission Oil Cooler Hose Assembly

The Dorman 624-996 automatic transmission oil cooler hose assembly is designed to provide a durable and precise fit for select Buick, Oldsmobile, and Pontiac models. Engineered to handle a wide temperature range and maintain pressure integrity, this hose assembly supports efficient transmission cooling.

  • Length: 33.5 inches for accurate fitment
  • Hose material combines metal and rubber for strength and flexibility
  • Quick disconnect fittings on both ends for easy installation and removal
  • Maximum working pressure of 100 PSI to withstand transmission fluid flow
  • Operates reliably between -40°F and 329°F temperature range
  • Natural hose color for easy identification
  • Does not contain internal springs, ensuring consistent fluid flow

Durable Construction and Precise Fit for Buick, Oldsmobile, and Pontiac

The Dorman 624-996 hose assembly is constructed with a combination of metal and rubber materials, providing a balance of durability and resistance to heat and pressure. Its 33.5-inch length and quick disconnect ends are designed specifically for compatibility with Buick Aztek, Oldsmobile Silhouette, Pontiac Montana, and Rendezvous models. This hose assembly maintains transmission fluid flow under demanding operating conditions, supporting the cooling system's efficiency and protecting transmission components.

Applications and Common Issues Addressed

  • Replacement of worn or cracked transmission oil cooler hoses
  • Resolving transmission fluid leaks caused by damaged hoses
  • Preventing overheating by ensuring proper fluid circulation
  • Addressing pressure loss in the transmission cooling system
  • Maintaining transmission performance in Buick Aztek, Oldsmobile Silhouette, Pontiac Montana, and Rendezvous vehicles

Installation Notes and Tips

Ensure the vehicle is cool before beginning installation to avoid injury from hot transmission fluid. Use the quick disconnect fittings to remove the old hose assembly carefully, avoiding damage to surrounding components. Verify the hose length and end types match the original equipment to ensure proper fit. After installation, check for leaks and confirm the transmission fluid level is correct.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. The 624-996 transmission oil cooler hose assembly undergoes rigorous quality control to ensure it withstands the operating pressures and temperature ranges specified. Warranty coverage details can be obtained from the product documentation or manufacturer.

BrandDorman
Part Number624-996
Contains SpringNo
End 1 TypeQuick Disconnect
End 2 TypeQuick Disconnect
FlexibleNo
Hose ColorNatural
Hose MaterialMetal
Hose MaterialRubber
Length33.5
Maximum Operating Temperature (┬░F)329
Maximum Working Pressure100
Minimum Operating Temperature (┬░F)-40
Package Contents1 Transmission Line

This part fits 16 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2005PontiacMontanaBase3.4LV6Outlet (Lower)9.48 mm End of Hose to Flare
2004BuickRendezvous3.4LV6Outlet (Lower)
2004OldsmobileSilhouette3.4LV6Outlet (Lower)
2004PontiacAztek3.4LV6Outlet (Lower)
2004PontiacMontana3.4LV6Outlet (Lower)
2003BuickRendezvous3.4LV6Outlet (Lower)
2003OldsmobileSilhouette3.4LV6Outlet (Lower)
2003PontiacAztek3.4LV6Outlet (Lower)
2003PontiacMontana3.4LV6Outlet (Lower)
2002BuickRendezvous3.4LV6Outlet (Lower)
2002OldsmobileSilhouette3.4LV6Outlet (Lower)
2002PontiacAztek3.4LV6Outlet (Lower)
2002PontiacMontana3.4LV6Outlet (Lower)
2001OldsmobileSilhouette3.4LV6Outlet (Lower)
2001PontiacAztek3.4LV6Outlet (Lower)
2001PontiacMontana3.4LV6Outlet (Lower)

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

103047875801322

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.