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06-20-2011, 10:30 AM
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#1 | |
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AF Enthusiast
Join Date: Feb 2011
Location: bethpage, Tennessee
Posts: 595
Thanks: 50
Thanked 49 Times in 49 Posts
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Any ideas
hello everyone! i have a problem with my 1998 lumina 3.1. at light throttle, highway speeds especially going up a hill it [skips or jerks]. more throttle and it goes away till cruising again. i got it recently someone put new egr,fuel filter,plugs,wires coil packs etc. runs great otherwise, but gas mileage is poor. sorry if this post is too long or been covered before. thanks everyone.
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06-20-2011, 11:36 AM
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#2 | |
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A990 racer
 Join Date: Mar 2002
Location: Chestertown, New York
Posts: 16,986
Thanks: 25
Thanked 380 Times in 372 Posts
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Re: Any ideas
Many things can cause this. O2 sensor, tps bad, tcc bad, dirty injectors, a full scan should be done to look at misfire counts, fuel trim, and with a trans scanner gear ratio or slippage errors. In my case once it was a cracked plug.
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06-20-2011, 11:44 AM
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#3 | |
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AF Enthusiast
Thread starter
Join Date: Feb 2011
Location: bethpage, Tennessee
Posts: 595
Thanks: 50
Thanked 49 Times in 49 Posts
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Re: Any ideas
thanx Maxwedge , very helpful.
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