2002 Saturn L300 Q&A

2002 Saturn L300 Question: service engine code po128

how do i know if it's the sensor or the thermostat and what should it cost for repairs? -
Answer 1
what is the cost for the thermostat on saturn 2002 L300 -
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My thermostat needs replacing. Sadly, I'm not able to get the repair at this time. Can I still drive my car?