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2006 Hummer H3 Where is the ECT sensor?

Tiny
CYCRUSWONG
  • MEMBER
  • 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?
Thursday, February 26th, 2009 AT 7:25 AM

1 Reply

Tiny
FACTORYJACK
  • 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.
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Thursday, February 26th, 2009 AT 10:05 PM

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