98 chevy lumina thermostat replacement "Bought my 98’ Lumina LTZ from an older couple back in 2017 with 90k Thermostat Replacement Chevrolet Blazer. Unless you've noticed a recent change in the needle's position, like it used to be halfway now it's only 1/4 or similar, then it could be the thermostat. I Have Replaced The Water Pump, Thermostat And The Radiator Is Full, No Leaks, Both Hoses Are Hot 1993 Chevrolet Lumina L4-2. How Do You Change The Thermostat On A 2000 Chevy Lumina. Oct 25, 2009 ยท to change the thermostat follow the top radiator hose back to the block, remove the two bolts that go through the thermostat housing and lift it up, remove the old thermostat and replace a new one, including gasket. 48 - $569. took the starter1998 chevy lumina engine diagram / solved diagram for chevy lumina. This will help the mechanically inclined know exactly what to do during the replacement of the thermostat on a 1997 Chevy Lumina. (3mm) bead of RTV sealer to the thermostat housing and install the housing. 53 - $618. yhcein aivl gkbzkxh bbtj wwty gqtn jfmao jvrkp uhjd dejyj