Loss of Coolant. Pontiac Sunfire 2002

For 1990-2009 cars only

Makes 🢒 Pontiac 🢒 2002 🢒 Sunfire 🢒 Engine 🢒 Engine Controls - 2.2L (L61) 🢒 Loss of Coolant

Step	Action	Yes	No
1	Check for an external coolant leak. Perform a pressure or dye test. Is the cooling system to the proper pressure?	Go to Step 2	Go to Step 3
2	Check for an internal coolant leak. Perform a cylinder leak test. Is there an internal loss of coolant?	Go to Step 3	--
3	Repair the cooling system components as necessary. Is there still a loss of coolant?	--	System OK

Step

Action

Yes

Is the cooling system to the proper pressure?

Is there an internal loss of coolant?

Repair the cooling system components as necessary.

Is there still a loss of coolant?

System OK