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Continental 63948 HVAC Heater Hose
Overview of Continental Universal 90 Degree HVAC Heater Hose
The Continental Universal 90 Degree HVAC Heater Hose (Part Number 63948) is designed to provide reliable coolant flow in heating and cooling systems. Engineered with precise dimensions, this hose is compatible with a range of vehicles including Buick, Cadillac, Chevrolet, Ford, GMC, Mercury, Oldsmobile, Plymouth, and Pontiac models.
- Hose 1 inside diameter: 0.750 inches
- Hose 1 length: 52.000 inches
- End 2 hose inside diameter: 0.750 inches
- 90 degree bend for optimal routing in HVAC systems
- Compatible with multiple GM and Ford vehicle models
About the Universal 90 Degree Product Line
The Continental Universal 90 Degree product line specializes in HVAC hoses designed with a 90-degree bend to facilitate efficient installation and routing within vehicle heating and cooling systems. This design helps maintain proper coolant flow while fitting into tight engine compartments. The 63948 hose is part of this line, offering consistent dimensions and durability for various domestic vehicles.
Product Details and Specifications
This HVAC heater hose features a 0.750-inch inside diameter on both ends, ensuring a consistent flow path for coolant. With a length of 52 inches, it provides ample reach for routing in larger vehicles such as the Chevrolet C1500 Suburban and Ford K2500 Suburban. The 90-degree bend design aids in avoiding kinks and maintaining system integrity. This hose is suitable for models including the Buick LeSabre, Pontiac Grand Prix, and Cadillac DeVille, among others.
Applications and Common Issues Addressed
- Replacement of worn or cracked heater hoses in HVAC systems
- Resolving coolant leaks caused by hose deterioration
- Improving coolant flow in heating systems of Buick Bonneville and Chevrolet Malibu
- Restoring proper heater function in Ford Thunderbird and Pontiac Catalina
- Addressing hose routing challenges in GMC Suburban and Oldsmobile Cutlass Supreme
Installation Notes and Tips
Ensure the hose is routed without sharp bends beyond the 90-degree design to prevent premature wear. Verify that the 0.750-inch inside diameter matches the vehicleβs heater core and coolant outlet fittings. It is recommended to inspect clamps and replace them if necessary to secure the hose properly. This hose is designed for direct replacement in compatible Buick, Cadillac, Chevrolet, Ford, GMC, Mercury, Oldsmobile, Plymouth, and Pontiac models.
Quality Assurance and Warranty
Continental manufactures this Universal 90 Degree HVAC Heater Hose to meet OEM standards for durability and performance. While specific warranty details are not provided, Continental products typically adhere to strict quality control processes to ensure reliable operation in automotive HVAC systems.
| Brand | Continental |
| Part Number | 63948 |
| Position | Universal 90 Degree, Heater To Intake Manifold, Heater Outlet, Heater Hose, Heater Inlet, Heater To Pipe, and Heater To Water Pump |
| Hose 1 Inside Diameter | 0.750 |
| Hose 1 Length | 52.000 |
| End 2 Hose Inside Diameter | 0.750 |
This part fits 108 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1999 | Chevrolet | C1500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1999 | Chevrolet | C2500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1999 | Chevrolet | K1500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1999 | Chevrolet | K2500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1999 | Chevrolet | Suburban 1500 | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1999 | GMC | C1500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1999 | GMC | C2500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1999 | GMC | K1500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1999 | GMC | K2500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1998 | Chevrolet | C1500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1998 | Chevrolet | C2500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1998 | Chevrolet | K1500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1998 | Chevrolet | K2500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1998 | Chevrolet | Suburban 1500 | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1998 | GMC | C1500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1998 | GMC | C2500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1998 | GMC | K1500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1998 | GMC | K2500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1997 | Chevrolet | C1500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1997 | Chevrolet | C2500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1997 | Chevrolet | K1500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1997 | Chevrolet | K2500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1997 | Chevrolet | Suburban 1500 | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1997 | GMC | C1500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1997 | GMC | C2500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1997 | GMC | K1500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1997 | GMC | K2500 Suburban | 5.7L | V8 | Heater To Intake Manifold | Cut to Fit; Universal 90 Degree | |
| 1984 | Chevrolet | Monte Carlo | 3.8L | V6 | Heater Outlet | Cut to Fit; Universal 90 Degree | |
| 1984 | Oldsmobile | Cutlass Supreme | 3.8L | V6 | Heater Outlet | Cut to Fit; Universal 90 Degree | |
| 1984 | Oldsmobile | Toronado | 5.0L | V8 | Heater Outlet | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1984 | Pontiac | Bonneville | 3.8L | V6 | Heater Outlet | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1984 | Pontiac | Grand Prix | 3.8L | V6 | Heater Outlet | Cut to Fit; Universal 90 Degree | |
| 1983 | Cadillac | DeVille | 5.7L | V8 | DIESEL | Heater Outlet | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree |
| 1982 | Chevrolet | El Camino | 3.8L | V6 | Heater Outlet | Cut to Fit; Universal 90 Degree | |
| 1982 | Chevrolet | Malibu | 3.8L | V6 | Heater Outlet | Cut to Fit; Universal 90 Degree | |
| 1982 | Chevrolet | Monte Carlo | 3.8L | V6 | Heater Outlet | Cut to Fit; Universal 90 Degree | |
| 1982 | Mercury | Cougar | 4.2L | V8 | Heater To Pipe | Use Connector 65625; Universal 90 Degree | |
| 1982 | Oldsmobile | Cutlass Supreme | 3.8L | V6 | Heater Outlet | Cut to Fit; Universal 90 Degree | |
| 1982 | Plymouth | Reliant | 2.2L | L4 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1982 | Pontiac | Grand LeMans | 3.8L | V6 | Heater Outlet | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1982 | Pontiac | Grand Prix | 3.8L | V6 | Heater Outlet | Cut to Fit; Universal 90 Degree | |
| 1981 | Buick | Century | 3.8L | V6 | Heater Outlet | Universal 90 Degree | |
| 1981 | Buick | Riviera | 5.0L | V8 | Heater Outlet | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1981 | Chevrolet | Monte Carlo | 3.8L | V6 | Heater Outlet | Cut to Fit; Universal 90 Degree | |
| 1981 | Ford | Thunderbird | 4.2L | V8 | Heater To Pipe | Use Connector 65625; Cut to Fit; Universal 90 Degree | |
| 1981 | Mercury | Cougar | 4.2L | V8 | Heater Outlet | Cut to Fit; Universal 90 Degree | |
| 1981 | Mercury | Cougar | 5.0L | V8 | Heater Outlet | Cut to Fit; Universal 90 Degree | |
| 1981 | Oldsmobile | Cutlass Calais | 3.8L | V6 | N/A | Molded 3/4" Hose; Universal 90 Degree | |
| 1981 | Oldsmobile | Cutlass Supreme | 3.8L | V6 | Heater Outlet | Universal 90 Degree | |
| 1981 | Oldsmobile | Toronado | 5.0L | V8 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1981 | Plymouth | Reliant | 2.2L | L4 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1981 | Pontiac | Grand LeMans | 3.8L | V6 | Heater Outlet | Universal 90 Degree | |
| 1981 | Pontiac | Grand Prix | 3.8L | V6 | N/A | Molded 3/4" Hose; Universal 90 Degree | |
| 1981 | Pontiac | LeMans | 3.8L | V6 | Heater Outlet | Universal 90 Degree | |
| 1980 | Buick | Riviera | 5.0L | V8 | Heater Outlet | Cut to Fit; Universal 90 Degree | |
| 1980 | Buick | Riviera | 5.7L | V8 | GAS | Heater Outlet | Cut to Fit; Universal 90 Degree |
| 1980 | Ford | Fairmont | 3.3L | L6 | Heater To Water Pump | W/ AC; Universal 90 Degree | |
| 1980 | Oldsmobile | Starfire | 2.5L | L4 | Heater Inlet | w/o AC; Cut to Fit; Universal 90 Degree | |
| 1980 | Oldsmobile | Toronado | 5.0L | V8 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1980 | Oldsmobile | Toronado | 5.7L | V8 | DIESEL | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree |
| 1980 | Pontiac | Sunbird | 2.5L | L4 | Heater Inlet | w/o AC; Cut to Fit; Universal 90 Degree | |
| 1979 | Buick | Century | 4.9L | V8 | Heater Outlet | Cut to Fit; Universal 90 Degree | |
| 1979 | Buick | LeSabre | 4.9L | V8 | Heater Inlet | Cut to Fit; Universal 90 Degree | |
| 1979 | Buick | Regal | 4.9L | V8 | Heater Outlet | Cut to Fit; Universal 90 Degree | |
| 1979 | Buick | Riviera | 5.7L | V8 | Heater Outlet | Molded 3/4" Hose; Universal 90 Degree | |
| 1979 | Cadillac | Seville | 5.7L | V8 | DIESEL | Heater Outlet | Universal 90 Degree |
| 1979 | Ford | Thunderbird | 5.0L | V8 | Heater Hose | Exc. AC; Cut to Fit; Universal 90 Degree | |
| 1979 | Mercury | Cougar | 5.0L | V8 | Heater Inlet | Cut to Fit; Universal 90 Degree | |
| 1979 | Pontiac | Catalina | 4.9L | V8 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1979 | Pontiac | Grand Am | 4.9L | V8 | Heater Outlet | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1978 | Cadillac | Seville | 5.7L | V8 | GAS | Heater Outlet | Molded 3/4" Hose; Universal 90 Degree |
| 1978 | Mercury | Cougar | 5.0L | V8 | Heater Inlet | Cut to Fit; Universal 90 Degree | |
| 1978 | Oldsmobile | Starfire | 2.5L | L4 | Heater Inlet | Cut to Fit; Universal 90 Degree | |
| 1978 | Pontiac | Phoenix | 2.5L | L4 | Heater Outlet | Universal 90 Degree | |
| 1978 | Pontiac | Sunbird | 2.5L | L4 | Heater Inlet | Cut to Fit; Universal 90 Degree | |
| 1977 | Buick | LeSabre | 4.9L | V8 | Heater Inlet | Cut to Fit; Universal 90 Degree | |
| 1977 | Cadillac | Seville | 5.7L | V8 | GAS | Heater Outlet | Molded 3/4" Hose; Universal 90 Degree |
| 1977 | Mercury | Cougar | 5.0L | V8 | Heater Inlet | Cut to Fit; Universal 90 Degree | |
| 1977 | Pontiac | Bonneville | 6.6L | V8 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1977 | Pontiac | Grand Prix | 6.6L | V8 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1977 | Pontiac | Phoenix | 2.5L | L4 | Heater Outlet | Universal 90 Degree | |
| 1976 | Cadillac | Seville | 5.7L | V8 | GAS | Heater Outlet | Molded 3/4" Hose; Universal 90 Degree |
| 1976 | Pontiac | Bonneville | 6.6L | V8 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1976 | Pontiac | Bonneville | 7.5L | V8 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1976 | Pontiac | Catalina | 5.7L | V8 | Heater Outlet | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1976 | Pontiac | Catalina | 6.6L | V8 | Heater Outlet | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1976 | Pontiac | Catalina | 7.5L | V8 | Heater Outlet | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1976 | Pontiac | Grand Prix | 6.6L | V8 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1976 | Pontiac | Grand Prix | 7.5L | V8 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1976 | Pontiac | Parisienne | 5.7L | V8 | Heater Outlet | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1976 | Pontiac | Parisienne | 7.5L | V8 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1974 | Pontiac | Bonneville | 6.6L | V8 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1974 | Pontiac | Bonneville | 7.5L | V8 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1974 | Pontiac | Grand Am | 6.6L | V8 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1974 | Pontiac | Grand Am | 7.5L | V8 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1974 | Pontiac | LeMans | 5.7L | V8 | Heater Inlet | Cut to Fit; Universal 90 Degree | |
| 1974 | Pontiac | LeMans | 6.6L | V8 | Heater Inlet | Cut to Fit; Universal 90 Degree | |
| 1974 | Pontiac | LeMans | 7.5L | V8 | Heater Outlet | Cut to Fit; Universal 90 Degree | |
| 1973 | Pontiac | Bonneville | 6.6L | V8 | N/A | Molded 3/4" Hose; Universal 90 Degree | |
| 1973 | Pontiac | Bonneville | 7.5L | V8 | N/A | Molded 3/4" Hose; Universal 90 Degree | |
| 1973 | Pontiac | Catalina | 6.6L | V8 | N/A | Molded 3/4" Hose; Universal 90 Degree | |
| 1973 | Pontiac | Catalina | 7.5L | V8 | N/A | Molded 3/4" Hose; Universal 90 Degree | |
| 1973 | Pontiac | Grand Am | 5.7L | V8 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1973 | Pontiac | Grand Am | 6.6L | V8 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1973 | Pontiac | Grand Am | 7.5L | V8 | N/A | Molded 3/4" Hose; Cut to Fit; Universal 90 Degree | |
| 1973 | Pontiac | LeMans | 5.7L | V8 | Heater Inlet | Cut to Fit; Universal 90 Degree | |
| 1973 | Pontiac | LeMans | 6.6L | V8 | Heater Inlet | Cut to Fit; Universal 90 Degree | |
| 1973 | Pontiac | LeMans | 7.5L | V8 | Heater Outlet | Cut to Fit; Universal 90 Degree |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.