OE Quality
60-Day Returns

Gates 19237 HVAC Heater Hose - Heater To Engine, Heater To Pipe-1 or Inverter Cooling Hose-1
Reliable HVAC Heater Hose for Chevrolet, Lexus, and Toyota
The Gates Molded Heater Hose 19237 is engineered to provide dependable heating system performance for select Chevrolet Camaro, Lexus GS450h, and Toyota Celica models. Designed with durable EPDM material, this molded heater hose ensures consistent heat transfer and long-lasting service.
Key Features of Gates Molded Heater Hose 19237
- Constructed from high-quality EPDM for heat and ozone resistance
- Molded design for precise fit and leak prevention
- Inside diameter of 0.63 inches (16 mm) on both ends
- Centerline length of 12 inches (305 mm) for accurate replacement
- Compatible with Chevrolet Camaro, Lexus GS450h, and Toyota Celica models
- No quick connect fittings or branches, ensuring straightforward installation
About the Molded Heater Hose Product Line
The Gates Molded Heater Hose line focuses on delivering pre-formed hoses that match original equipment specifications. This product line is designed to simplify installation and improve reliability by eliminating the need for bending or cutting hoses. The Molded Heater Hose 19237 exemplifies this approach with its exact centerline length and molded shape, tailored for specific vehicle applications.
Detailed Product Description
This HVAC heater hose is made from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and weathering, making it suitable for automotive heating systems. Both ends of the hose have an inside diameter of 0.63 inches (16 mm), ensuring compatibility with factory fittings. The 12-inch (305 mm) centerline length matches OEM specifications, providing a precise fit for the heating system in Chevrolet Camaro, Lexus GS450h, and Toyota Celica vehicles. The molded construction reduces the risk of kinks and leaks, maintaining efficient coolant flow and heater performance.
Common Applications and Issues Addressed
- Replacement of worn or cracked heater hoses in Chevrolet Camaro heating systems
- Restoring proper coolant flow in Lexus GS450h HVAC units
- Eliminating leaks caused by deteriorated hoses in Toyota Celica heater circuits
- Preventing overheating issues related to faulty heater hoses
- Maintaining cabin heating efficiency through reliable hose performance
Installation Notes and Tips
Ensure the vehicle is cool before beginning installation to avoid burns from hot coolant. Verify the hose routing matches the original to prevent kinks or interference with other engine components. Use appropriate clamps to secure the hose ends firmly. The molded design of the Gates 19237 heater hose facilitates a direct replacement without modification.
Quality Assurance and Warranty
Gates Molded Heater Hose 19237 is manufactured to meet or exceed OEM standards for durability and performance. The EPDM material and molded construction contribute to a long service life under normal operating conditions. Please refer to Gates' official warranty policy for specific coverage details.
| Brand | Gates |
| Part Number | 19237 |
| Position | Molded Heater Hose, Heater To Engine, Inverter Cooling Hose-1, and Heater To Pipe-1 |
| Material | Epdm |
| End 1 Inside Diameter | .63 |
| End 1 Inside Diameter | 16 |
| End 2 Inside Diameter | .63 |
| End 2 Inside Diameter | 16 |
| Centerline Length | 12 |
| Centerline Length | 305 |
| Branch Quantity | 0 |
| 9839 | Yes |
| 9845 | 0 |
| Centerline Length (in) | 12 |
| Centerline Length (mm) | 305 |
| Molded | Yes |
| Number of Quick Connect Fittings | 0 |
This part fits 15 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2013 | Chevrolet | Camaro | 3.6L | V6 | GAS | Heater To Engine | Molded Heater Hose |
| 2012 | Chevrolet | Camaro | 3.6L | V6 | GAS | Heater To Engine | Molded Heater Hose |
| 2011 | Chevrolet | Camaro | 3.6L | V6 | GAS | Heater To Engine | Molded Heater Hose |
| 2011 | Lexus | GS450h | 3.5L | V6 | ELECTRIC/GAS | Inverter Cooling Hose-1 | Molded Heater Hose |
| 2010 | Chevrolet | Camaro | 3.6L | V6 | GAS | Heater To Engine | Molded Heater Hose |
| 2010 | Lexus | GS450h | 3.5L | V6 | ELECTRIC/GAS | Inverter Cooling Hose-1 | Molded Heater Hose |
| 2009 | Lexus | GS450h | 3.5L | V6 | ELECTRIC/GAS | Inverter Cooling Hose-1 | Molded Heater Hose |
| 2008 | Lexus | GS450h | 3.5L | V6 | ELECTRIC/GAS | Inverter Cooling Hose-1 | Molded Heater Hose |
| 2007 | Lexus | GS450h | 3.5L | V6 | ELECTRIC/GAS | Inverter Cooling Hose-1 | Molded Heater Hose |
| 2005 | Toyota | Celica | 1.8L | L4 | GAS | Heater To Pipe-1 | Molded Heater Hose |
| 2004 | Toyota | Celica | 1.8L | L4 | GAS | Heater To Pipe-1 | Molded Heater Hose |
| 2003 | Toyota | Celica | 1.8L | L4 | GAS | Heater To Pipe-1 | Molded Heater Hose |
| 2002 | Toyota | Celica | 1.8L | L4 | GAS | Heater To Pipe-1 | Molded Heater Hose |
| 2001 | Toyota | Celica | 1.8L | L4 | GAS | Heater To Pipe-1 | Molded Heater Hose |
| 2000 | Toyota | Celica | 1.8L | L4 | GAS | Heater To Pipe-1 | Molded Heater Hose |
* 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.