Mechanics

WHERE IS THE ECT SENSOR?

2006 Hummer H3

Engine Cooling problem
2006 Hummer H3 Four Wheel Drive Automatic

I cant find the ECT sensor.
Can u you get me a video to show me where is the ECT sensor?
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Cycruswong
February 26, 2009.



I can tell you. It is in the rear of the cylinder head, on the exhaust manifold side. The connector is the one at the very rear top of the cam cover, retained by a clip(2 wire). This is assuming that it is a 3.5, and not an alpha V8.

Factoryjack
Feb 26, 2009.