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Go Back   Hummer Forums by Elcova > Hummer H2 Discussion Forums > Technical Discussion and Customizing your H2

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  #1  
Old 05-20-2007, 02:29 AM
05suton22s 05suton22s is offline
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Default k&n intake problems

i have a 05 sut,just put a k&n intake on.i bought the biggest one with 11 more horse power?.but it seems slower and sluggesh,when i hammer it to the floor it s got desent power. but driving around its not right.it was defintly better without it . i'm confused,i thought it would be way better all around. anybody using somthing else.or have the same issue.?
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  #2  
Old 05-20-2007, 04:24 AM
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Default Re: k&n intake problems

Either be patient and let ECM adjust for it, or disconnect the negative side of the battery to force reset of ECM.
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Old 05-20-2007, 06:15 AM
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Default Re: k&n intake problems

Check the wiring on the MAF Sensor.
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Old 05-20-2007, 07:12 AM
05suton22s 05suton22s is offline
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Default Re: k&n intake problems

okay i will check the sensor and take the negative off . it just seems that it went from a real tight crisp engine ,to sluggesh until you get it up a high revs.
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Old 05-20-2007, 07:32 AM
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Default Re: k&n intake problems

Sometimes these air intakes introduce turbulence into the MAF sensor, and/or the MAF sensor can not react properly etc.

To overcome these issues, a new MAF that is designed for this purpose is required. The cost of a new MAF sensor would make the price out of most peoples budget, so most manufacturers choose not to include them. In most cases, they are not needed. They also fail to inform you of the loss in throttle response, as a result of installing one of their intakes.

Only one air intake company that I know of (Volant), actually goes the extra mile and offers their intake with an available MAF sensor that is made for their intakes.

Two other companies off a MAF for cold air intakes - Jet & Granatelli.

Installing a properly calibrated MAF should get you the throtte response back and offer an additional and minimal amount more of a top end increase than just the air intake alone.
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Old 05-20-2007, 03:03 PM
05suton22s 05suton22s is offline
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Default Re: k&n intake problems

thanx a for all the info , seing how i've only had the h2 for a week. i think i will take off the intake and go back to the oem intake. and see how much of a difference it actually makes.
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Old 05-22-2007, 09:57 PM
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Default Re: k&n intake problems

Quote:
Originally Posted by 05suton22s
i have a 05 sut,just put a k&n intake on.i bought the biggest one with 11 more horse power?.but it seems slower and sluggesh,when i hammer it to the floor it s got desent power. but driving around its not right.it was defintly better without it . i'm confused,i thought it would be way better all around. anybody using somthing else.or have the same issue.?

Read my post here about the K&N Filter:
http://www.elcovaforums.com/forums/s...64&postcount=5
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