2004 Mercury Mountaineer Q&A

2004 Mercury Mountaineer Question: How can I check to see if the thermostat just needs liquid added?

Test showed thermostat wasn't getting hot enough and they suggested adding liquid first after car cooled down. How do I check it and what type of liquid needs to be added? They didn't tell me that? 2004 Mercury Mountaineer -
Answer 1
Get someone who has more car savvy to give you a hand! Consult the owners manual. -