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coolant problem

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  1. Problems and Solutions
    I have a 2007 G6 GT Convertible Coupe (3.9l V6), and the coolant (no matter how many times I refill it) is always low. I can’t find a leak, and now the heat doesn’t work unless the vehicle is moving. I’m not sure if it’s the thermostat, if there’s a leak I’m missing, or if there’s just a small...
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