where can i find the cooling system schematic for a 2003 Pontiac Montana? It's leaking somewhere and I need to see the differnet hoses & connections to find it .

Submitted by tomr Wed 09/30/2009

you will need to get under it

Submitted by jerryh20 on Thu, 10/01/2009 - 02:16.

you will need to get under it after its at running temp to see all the connections - have the system pressure checked at a shop where they can identify the leak for you. if its a hose i would replace them all at once.

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