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The GM Thermostat Wrench is designed to work on GM 3.1 and 3.4 L V6 engines years 1994 to current; The wrench is a 13mm, 12 point with special bends specifically for GM V6 thermostat housingsA common job on these motors is thermostat replacementTo do this you must remove the thermostat housing and in these applications the bottom-housing bolt is almost inaccessible without removing other parts - until nowGM thermostat wrench with its unique shape and design will allow users to remove and install the housing in a fraction of the time it currently takesThe wrench is a 13mm, 12 point with special bends specifically for GM V6 thermostat housings
GM Thermostat Wrench.
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