One problem related to coolant leaking has been reported for the 2010 Lexus IS. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2010 Lexus IS based on all problems reported for the 2010 IS.
Known by Lexus as a common failure in the 2ur engine Is the valley plate coolant leak. This Is a failure that the majority of owners in the forums have reported as well as my personal vehicle experiencing. Can happen as few as 50k miles. Common cost for repair to the owner Is between $2000 and $3000. Mine has happened even after meticulous maintenance.
| Engine And Engine Cooling problems | |
| Coolant Leaking problems | |
| Gas Recirculation Valve (egr Valve) problems |