2006 Hummer H3 Where is the ECT sensor?

2006 HUMMER H3
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CYCRUSWONG
  • MEMBER
  • 2 POSTS
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?
Feb 25, 2009 at 11:25 PM
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FACTORYJACK
  • ✓Experienced Mechanic
  • 4,159 POSTS
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.
Feb 26, 2009 at 2:05 PM
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