Hummer H2 For those who like a little more gleam to their Hummer, the H2 offers a similar rugged look as the H1, but as a lower cost, and with more added features, making it almost a massive luxury SUV.

O2 simulator

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  #1  
Old 08-13-2011, 06:59 PM
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Default O2 simulator

Has anyone bought or used an O2 simulator on their H2 (6 liter). Curious of the results, worth the money?, or just get a new sensor (Bank 1, sensor 1). Thanks
 
  #2  
Old 08-15-2011, 08:48 AM
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Are you planning on gutting/deleting the cats? If cats are still in place, why get an O2 sim?
 
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Old 08-15-2011, 10:56 AM
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Old 08-16-2011, 05:29 AM
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My O2 sensor has been out for a year. so if any damage has been done to the cats then i would gut them, run the simulators. I am not an exhaust pro but the cats internally sure seem restrictive to the overall flow. maybe i am wrong and should just go get O2 sensor.
 
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Old 08-16-2011, 09:08 AM
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Sims don't last too long, and they're hard to find (since they had to be pulled off the market). Another option is to get the rear O2 sensors programed out.
 
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Old 07-25-2014, 10:42 PM
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How do you program them out? what do you use?
 
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Old 07-26-2014, 02:30 AM
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Find a guy that can real time tune your truck.
The rear O2sare literally 1 click off/on.
 
  #8  
Old 07-26-2014, 06:33 AM
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Originally Posted by Signal25
Find a guy that can real time tune your truck.
The rear O2sare literally 1 click off/on.
True, but he said bank 1 sensor 1. That's not the rear cat.
 
  #9  
Old 07-26-2014, 11:07 AM
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Originally Posted by ak47dennis
True, but he said bank 1 sensor 1. That's not the rear cat.
Duh. Guess I should have read all of it!
You cant really do a simulator on the front. The computer uses that data for A/F ratio. Sims are always used on the rear. Thats why I assumed rear without reading fully.
 
  #10  
Old 07-26-2014, 06:18 PM
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I took my cats out. Put flowmaster 40s on. I get cel on. I need o2 simulators? How many?
 



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