Coolant Crossover Pipe Replacement
Coolant Crossover Pipe Replacement (8.1L)
Removal Procedure
1. Drain the cooling system.
2. Remove the drive belt tensioner.
3. Reposition the inlet hose clamp at the water crossover.
4. Remove the inlet hose from the water crossover.
5. Reposition the heater inlet hose clamp at the water crossover.
6. Remove the heater inlet hose from the water crossover.
7. Reposition the bypass hose clamps at the water crossover and water pump.
8. Remove the bypass hose.
9. Remove the generator.
10. Remove the power steering pump.
11. Remove the generator bracket bolts and nut.
12. Remove the generator bracket stud.
13. Remove the generator bracket.
14. Remove the water crossover bolts.
15. Remove the water crossover.
16. Remove and discard the water crossover gaskets.
17. If replacing the water crossover remove the following:
1. Water outlet bolts (2)
2. Water outlet (1)
3. Thermostat (3)
Installation Procedure
1. Notice: Refer to Fastener Notice in Service Precautions.
If replacing the water crossover install the following:
1. Thermostat (3)
2. Water outlet (1)
3. Water outlet bolts (2)
^ Tighten the bolts to 30 Nm (22 ft. lbs.).
2. Install NEW water crossover gaskets.
3. Install the water crossover.
4. Install the water crossover bolts.
^ Tighten the bolts to 50 Nm (37 ft. lbs.).
5. Install the generator bracket.
6. Install the generator bracket stud.
^ Tighten the stud to 20 Nm (15 ft. lbs.).
7. Install the generator bracket bolts and nut.
^ Tighten the bolts and nut to 50 Nm (37 ft. lbs.).
8. Install the power steering pump.
9. Install the generator.
10. Install the bypass hose.
11. Position the bypass hose clamps at the water crossover and water pump.
12. Install the heater inlet hose to the water crossover.
13. Position the heater inlet hose clamp at the water crossover.
14. Install the inlet hose to the water crossover.
15. Position the inlet hose clamp at the water crossover.
16. Install the drive belt tensioner.
17. Fill the cooling system.