MY PICS SHOW REMOVING A BOLT THAT THE HEAD SHEARED OFF....THIS "CAN" WORK FOR ANY BOLT

JUST WANTED TO GIVE YOU THE HEADS UP ON THIS PARTICULAR BOLT IS NOT THE THERMOSTAT!

SEE MY ANSWER IN HERE

http://www.2carpros.com/questions/2004-jeep-liberty-while-changing-thermostat-lower-bolt-sheered-off-need-best

KEEP US POSTED

THE MEDIC

Answered by CJ MEDEVAC (expert)
6,803 answers provided

You would need to drill it out with a 4 mm drill bit and then use a thread tap to get the remaining parts out and make the threads good again.

Answered by KHLow2008 (expert)
39,932 answers provided