Can I Ignore These Cooling Problems?

Coolant, radiator, thermostat, overheating.

Sorted by how urgent they actually are

Deal with soon

Can I Ignore a Small Coolant Leak?Verdict: PROBABLY NOTProbably not. A small coolant leak may let you drive only as needed to get it repaired if the engine is cool, the coolant level is adequate and temperature stays normal. Stop if the temperature rises, a warning appears or steam develops.

Can I Ignore Something Else?