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Old 11-10-2013, 01:30 PM
Lukas111 Lukas111 is offline
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Re: 2008 Grand Prix Heat Issue

Quote:
Originally Posted by Tech II View Post
It certainly does sound like a thermostat, but you replaced it.....

This a 3.1/3.4/3.8?

Original coolant? Ever flushed?

Your bleeder could be plugged.....

Surprised a P0128 is not setting.....
They only made this car with 3.8 engine.
Coolant that is used is dex cool(I heard a lot of bad words about it). Not sure about flush.
There is not codes on dash board and car is like that for more than a month.
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