CTS V6-3.2L VIN N (2003)
Thermostat Bypass Hose: Service and Repair
Coolant Bypass Valve Replacement
Coolant Bypass Valve Replacement
Tools Required
-
J 38185 Hose Clamp Pliers
Removal Procedure
1. Partially drain the engine coolant. Refer to Cooling System Draining and Filling.
2. Using the J 38185 slide the hose clamp (2) back on the coolant bypass inlet hose.
3. Disconnect the coolant bypass inlet hose (1).
4. Using the J 38185 slide the hose clamp back on the coolant bypass outlet hose.
5. Using the J 38185 slide the hose clamp (2) back on the coolant bypass outlet hose.
6. Disconnect the coolant bypass outlet hose.
7. Disconnect the vacuum hose (1).
8. Using the J 38185 slide the hose clamp (1) back on the coolant bypass hose.
9. Disconnect the coolant bypass hose.