Replace Coolant Temperature Sensor 2008 Trailblazer
Replace Coolant Temperature Sensor 2008 Trailblazer . Be sure to check for leaks from the radiator drain plug, petcock, or the coolant temperature sensor. The coolant temp sensor located.ltz. New Coolant Temperature Sensor for Chevy Chevrolet Trailblazer Colorado from www.ebay.com Acdelco engine coolant temperature sensor. A typical engine cooling temperature sensor is a negative temperature coefficient (ntc) thermistor, which means its electrical resistance decreases when the temperature increases. Start by inspecting where the harness plugs into the temp sensor.