Repair Safety Notice:
This information is for general instructional purposes only. Vehicle repair can be dangerous.
Verify all information, follow manufacturer service procedures, use proper tools and safety equipment,
and consult a qualified repair shop when needed.
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LEGITIMATE007
CAR REPAIR CONTRIBUTOR
5,121 POSTS
coolant should kinda be played by eye, if it is anything other than the flourescent green/yellow than it should be changed or the system should be cleaned. but here is some info for you