| Vehicle | Engine | Notes | Position |
|---|
| 2014 Chevrolet Silverado 1500 | | Heater Core Outlet Hose Fitting | Heater To Engine |
| 2009-2013 Chevrolet Silverado 1500 | 6.2L V8 | Heater Core Outlet Hose Fitting | Engine To Heater |
| 2007-2013 Chevrolet Silverado 1500 | 6.0L V8 | Heater Core Outlet Hose Fitting | Engine To Heater |
| 2006-2013 Chevrolet Silverado 1500 | 5.3L V8 | Heater Core Outlet Hose Fitting | Engine To Heater |
| 2005-2013 Chevrolet Silverado 1500 | 4.8L V8 | Heater Core Outlet Hose Fitting | Engine To Heater |
| 2003-2013 Chevrolet Silverado 1500 | 4.3L V6 | Heater Core Inlet and Outlet Hose Fitting | Engine To Heater |
| 2003-2004 Chevrolet Silverado 1500 | 6.0L V8 | Heater Core Inlet Hose Fitting | Engine To Heater |
| 2003-2004 Chevrolet Silverado 1500 | 5.3L V8 | Heater Core Inlet and Outlet Hose Fitting | Engine To Heater |
| 2003-2004 Chevrolet Silverado 1500 | 4.8L V8 | Heater Core Inlet and Outlet Hose Fitting | Engine To Heater |
| 1999-2002 Chevrolet Silverado 1500 | | Heater Core Inlet and Outlet Hose Fitting | Engine To Heater |