Avalanche 2500 4WD V8-8.1L VIN G (2003)
Coolant Line/Hose: Service and Repair
Water Crossover Replacement
Water Crossover Replacement
Removal Procedure
1. Drain the cooling system.
2. Remove the drive belt tensioner.
3. Position the inlet hose clamp at the water crossover.
4. Remove the inlet hose from the water crossover.
5. Position the heater inlet hose clamp at the water crossover.
6. Remove the heater inlet hose from the water crossover.
7. Position the bypass hose clamps at the water crossover and water pump.
8. Remove the bypass hose.