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2004 chevy trailblazer_ls
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Everyone i have a 2004 trailblazer and have been getting the thermo senser code P0128... i replaced the temp gauge but now its not reading at all. my truck isnt running hot or anything.. but every now and then the thermostat gauge hand will jump from lowest to highest and then back down to nothing.. what do u suggest? check the video for what i am talking bout>>>>>>>>>>>>>>>>>> http://youtu.be/JMI1DPPup0Y this is the new replacement sensor gauge.. should i replace my thermostat and sensor or what.. please help
 
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