K 2500 Truck 4WD V8-6.0L VIN U (1999)
1. Install the radiator by pushing the radiator and the rubber mounts into the radiator support.
NOTICE: Refer to Fastener Notice in Service Precautions.
2. Install the radiator mounting bolts.
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Tighten the bolts to 25 Nm (18 ft. lbs).
3. Connect the transmission oil cooler lines. Refer to Oil Cooler Line Replacement or Oil Cooler Line Replacement.
4. Install the outlet heater hose.
5. Connect the engine oil cooler lines. Refer to Engine Oil Cooler Line Replacement.
6. Install the fan shroud. Refer to Fan Shroud Replacement.
7. Install the surge tank hose (4.3L engines).
8. Install the engine vent hose (4.8L, 5.3L, 6.0L engines).
9. Install the radiator outlet hose. Refer to Radiator Hose Replacement - Outlet, or Radiator Hose Replacement - Outlet (4.8L, 5.3L, 6.0L).
10. Install the radiator inlet hose. Refer to Radiator Hose Replacement - Inlet (4.8L, 5.3L, 6.0L), or Radiator Hose Replacement - Inlet.
11. Fill the cooling system. Refer to Draining and Filling Cooling System.
12. Test the cooling system for leaks. Refer to Cooling System Leak Testing.
