Step | Action | Value | Yes | No |
|---|---|---|---|---|
1 |
Is there coolant visible on the ground? | -- | ||
2 | Inspect the cooling system for proper pressure retention. Does the cooling system maintain the correct pressure? | -- | ||
3 | Check for a leaking radiator. Does the radiator leak? | -- | ||
4 | Replace the radiator. Refer to Radiator Replacement . Is there still a loss of coolant? | -- | System OK | |
5 | Check for a leaking surge tank. Is there a leak in the surge tank? | -- | ||
6 | Replace the surge tank. Refer to Radiator Surge Tank Replacement . Is there still a loss of coolant? | -- | System OK | |
7 | Check for any loose or damaged radiator hoses or connections. Are any radiator hoses or hose connections damaged? | -- | ||
8 | Reseat the clamps and hoses. Refer to the appropriate procedure from the following list: Is there still a loss of coolant? | -- | System OK | |
9 | Check for a water pump gasket leak. Is there a leak at the water pump gasket? | -- | ||
10 | Replace the water pump gasket. Refer to Water Pump Replacement . Is there still a loss of coolant? | -- | System OK | |
11 | Check for a water pump seal leak. Is there a leak at the water pump seal? | -- | ||
12 | Replace the water pump. Refer to Water Pump Replacement . Is there still a loss of coolant? | -- | System OK | |
13 | Inspect the surge tank cap. Refer to Cooling System Leak Testing . Is the surge tank cap damaged? | -- | ||
14 | Replace the surge tank cap. Is there still a loss of coolant? | -- | System OK | |
15 | Check cylinder head gasket for leaks. Is the cylinder head gasket leaking? | -- | ||
16 | Replace the cylinder head gasket. Refer to Cylinder Head Replacement in Engine Mechanical - 5.7 L. Is there still a loss of coolant? | -- | System OK | |
17 | Inspect the cylinder head and cylinder block. Is the cylinder head or cylinder block cracked? | -- | ||
18 | Replace or resurface the cylinder head or cylinder block as necessary. Refer to Cylinder Head Replacement in Engine Mechanical - 5.7 L. Is there still a loss of coolant? | -- | System OK | |
19 | Check for a leaking heater core. Is the heater core leaking? | -- | System OK | |
20 | Make the necessary repairs or replace the components as necessary in order to repair the leak. Is there still a loss of coolant? | -- | -- | System OK |
