how do I drain the radiator on a 2007 cobalt with no petcock
140

Asked by Guru9NRJS Jul 18, 2017 at 11:25 PM about the 2007 Chevrolet Cobalt LT Coupe FWD

Question type: Maintenance & Repair

My engine is overheating. It is not the thermostat, water pump, the fan, or the
head gasket. I can not find any information hoe to get the water out of the
engine

6 Answers

F_O_R answered 7 years ago

Take off the lower radiator hose.

2 people found this helpful.
Best Answer Mark helpful

F_O_R answered 7 years ago

Open the radiator cap and idle the engine with the car facing up hill.

3 people found this helpful.
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18,695

munron answered 7 years ago

However, if the car is overheating why are you concerned with draining the coolant? Is the system full? Is there air trapped in the system? I would find the source of the overheating problem first if I were you.

Mark helpful

Your Answer:

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