How much R134a go in a 2006 int 4300 Dt466?

The 2006 International 4300 with a DT466 engine typically requires about 2.5 to 3 pounds of R134a refrigerant for the air conditioning system. However, it's always best to check the specific vehicle service manual or the under-hood label for the exact refrigerant capacity, as it can vary based on the specific configuration or any modifications made. Ensure the system is fully evacuated before recharging to maintain optimal performance.