This is a Genuine GM Engine Coolant Heater Cord designed for 2020-2023 Chevrolet Silverado 2500 HD and 3500 HD models equipped with the 6.6L Diesel engine. The part is also compatible with 2020-2023 GMC Sierra 2500 HD and 3500 HD models with the same engine configuration.
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors. Fits vehicles equipped with 6.6L Diesel L5P engine and Engine Block Heater with Receptacle option. This part ensures reliable cold-weather starting by pre-warming the engine coolant system.
| Year Range |
Make |
Model |
Trim/Engine |
Notes/Options |
| 2020-2023 |
Chevrolet |
Silverado 2500 HD |
Custom Crew Cab, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 2500 HD |
Custom Extended Cab, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 2500 HD |
High Country Crew Cab, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 2500 HD |
LT Crew Cab, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 2500 HD |
LT Extended Cab, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 2500 HD |
LT Standard Cab, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 2500 HD |
LTZ Crew Cab, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 2500 HD |
LTZ Extended Cab, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 2500 HD |
WT Crew Cab, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 2500 HD |
WT Extended Cab, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 2500 HD |
WT Standard Cab, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 3500 HD |
High Country Crew Cab, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 3500 HD |
LT Cab & Chassis 2-Door, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 3500 HD |
LT Cab & Chassis 4-Door, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 3500 HD |
LT Crew Cab, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 3500 HD |
LT Extended Cab, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 3500 HD |
LT Standard Cab, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 3500 HD |
LTZ Crew Cab, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 3500 HD |
WT Cab & Chassis 2-Door, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
Chevrolet |
Silverado 3500 HD |
WT Cab & Chassis 4-Door, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
GMC |
Sierra 2500 HD |
All Trims, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |
| 2020-2023 |
GMC |
Sierra 3500 HD |
All Trims, 6.6L V8 Diesel |
Engine Size: 6.6L Diesel (L5P); Engine Block Heater with Receptacle (K05) |