01 sunfire se coupe cooling system.


Asked by Feb 02, 2016 at 07:57 PM about the 2001 Pontiac Sunfire SE Coupe

Question type: Maintenance & Repair

I have an 01 Sunfire SE Coupe, new head gasket,
water pump, and radiator. Car has heat, it ran fine
for 2 days, now it overheats and won't cycle water.
When I loosen reservoir cap, black/green water
come out of overflow tube. (i know green is
antifreeze) please help, car has been down for 2
months. Has 2.2 motor

2 Answers


Go to https://m.youtube.com/watch? v=2beknOfKVGg to see my problem.

David Jman

possible cracked head, Note; with coolant tank pressure cap on, does it misfire, or steam coming out or exhaust, white foam on oil level stick? Does the upper radiator hose swell up and get hard?

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