HomeHVAC > Hoses and PipesContinental 63999 HVAC Heater Hose - Heater To Engine or Heater To Pipe
Part #: 63999

Continental 63999 HVAC Heater Hose - Heater To Engine or Heater To Pipe

Molded, Heater To Engine and Heater To Pipe
⚙️ 14 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Molded, Heater To Engine and Heater To Pipe
🚗Fitment: Jeep, Grand Cherokee
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Continental Molded HVAC Heater Hose 63999

The Continental Molded HVAC Heater Hose 63999 is designed specifically for Jeep Grand Cherokee models. This heater hose features precise dimensions to ensure proper fit and reliable performance within the vehicle's heating and cooling system.

  • Hose 1 inside diameter: 0.750 inches
  • Hose 1 length: 43.430 inches
  • End 2 hose inside diameter: 0.750 inches
  • Part number: 63999
  • Compatible with Jeep Grand Cherokee

Details on the Molded Product Line

The Molded line from Continental focuses on delivering hoses that are pre-formed to exact specifications, reducing the need for modifications during installation. This product line is engineered to maintain consistent shape and fit, which helps ensure proper routing and connection within the HVAC system. The Molded HVAC Heater Hose 63999 benefits from this design approach, providing a reliable replacement hose for Jeep Grand Cherokee vehicles.

Product Description and Specifications

This HVAC heater hose has an inside diameter of 0.750 inches on both ends, allowing for consistent flow and compatibility with the vehicle's existing fittings. The hose length of 43.430 inches is tailored to match the routing requirements of the Jeep Grand Cherokee's heating system. The part number 63999 identifies this specific hose within Continental's catalog, ensuring accurate replacement and compatibility.

Common Applications and Issues Addressed

  • Replacement of worn or cracked heater hoses in Jeep Grand Cherokee HVAC systems
  • Resolving coolant leaks caused by damaged or deteriorated hoses
  • Restoring proper coolant flow to the heater core for effective cabin heating
  • Preventing overheating issues related to compromised heater hoses
  • Maintaining system pressure and preventing air intrusion in the heating circuit

Installation Notes and Tips

When installing the Continental Molded HVAC Heater Hose 63999, ensure the hose is routed according to the Jeep Grand Cherokee's factory specifications to avoid kinks or interference with other components. Verify that the hose diameter matches the vehicle's fittings to prevent leaks. It is recommended to inspect clamps and replace them if necessary to secure the hose properly.

Quality Assurance and Warranty

Continental manufactures the Molded HVAC Heater Hose 63999 to meet OEM standards for durability and performance. While specific warranty details are not provided, Continental products typically undergo rigorous quality control to ensure reliability in automotive HVAC applications.

BrandContinental
Part Number63999
PositionMolded, Heater To Engine and Heater To Pipe
Hose 1 Inside Diameter0.750
Hose 1 Length43.430
End 2 Hose Inside Diameter0.750

This part fits 14 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2004JeepGrand Cherokee4.0LL6Heater To EngineMolded
2004JeepGrand Cherokee4.0LL6Heater To PipeMolded
2003JeepGrand Cherokee4.0LL6Heater To EngineMolded
2003JeepGrand Cherokee4.0LL6Heater To PipeMolded
2002JeepGrand Cherokee4.0LL6Heater To EngineMolded
2002JeepGrand Cherokee4.0LL6Heater To PipeMolded
2001JeepGrand Cherokee4.0LL6Heater To EngineMolded
2001JeepGrand Cherokee4.0LL6Heater To PipeMolded
2000JeepGrand Cherokee4.0LL6Heater To EngineMolded
2000JeepGrand Cherokee4.0LL6Heater To PipeMolded
1999JeepGrand Cherokee4.0LL6Heater To EngineMolded
1999JeepGrand Cherokee4.0LL6Heater To PipeMolded
1999JeepGrand Cherokee4.7LV8Heater To EngineMolded
1999JeepGrand Cherokee4.7LV8Heater To PipeMolded

* 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:

18227L192355511589755115897AB8779487795B001UC9FTYXL-63999

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