cz777 Posted March 6, 2011 Share Posted March 6, 2011 this is abit tricky to do ..get a GM coolant sensor from a 3.1 liter 1991 firebird ..fun time grind out to threadable size for 1/4 pipe thread ---use of teflon paste ...make a plug-in harness not cutting ome one ...i hope this can help anybody with cold start troubles .. Link to comment Share on other sites More sharing options...
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