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#1 |
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Who's Laughing Now?
Drives: 2011 Camaro 1SS RS LS3 Summit White Join Date: May 2011
Location: Maryland
Posts: 322
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I have no CEL with headers....
Hi guys, i have a 2011 1ss ls3 camaro with a vararam intake, diablosport predator and full exhaust. A few months back I installed stainless power LT headers and high flow cats to my existing flowmaster AT catback system. After about 120 miles I got the dreaded CEL. After that i plugged in my predator and tweaked my LTFT to get it in that -2 to 0 safe zone. After tuning of course the CEL went off and I waited for it to come back on. Well ive got 3,000 + miles on this setup without changing a thing and I have no CEL.
Im not sure why there isnt a light do u guys have any ideas? I plan on buying a tune from Jannetty soon but i was just curious. This thing runs like a champ and i cant wait to add some more horsies! CamaroRBT
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Vararam CAI, Vmax Ported TB, Stainless Power LT Headers, High Flow Cats, Flowmaster AT Catback, Diablosport Predator, Hurst Short Throw Shifter, JRE Custom Tune, 3.91 gears, BMR 1" Drop Springs, BMR Trailing Arms, Michelin PSS 255/285, SLP Splitter, JL audio system, JL W3 12" Sub, Oracle Fog Lights.
JL Audio Build Thread: http://www.camaro5.com/forums/showthread.php?t=269949 |
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#2 |
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Who's Laughing Now?
Drives: 2011 Camaro 1SS RS LS3 Summit White Join Date: May 2011
Location: Maryland
Posts: 322
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Anybody?
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Vararam CAI, Vmax Ported TB, Stainless Power LT Headers, High Flow Cats, Flowmaster AT Catback, Diablosport Predator, Hurst Short Throw Shifter, JRE Custom Tune, 3.91 gears, BMR 1" Drop Springs, BMR Trailing Arms, Michelin PSS 255/285, SLP Splitter, JL audio system, JL W3 12" Sub, Oracle Fog Lights.
JL Audio Build Thread: http://www.camaro5.com/forums/showthread.php?t=269949 |
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#3 |
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BL1ZZRD
Drives: '16 Camaro 2SS, '20 Equinox Redline Join Date: Jul 2009
Location: Buffalo, NY
Posts: 7,841
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Many guys say the same thing that they haven't gotten a CEL, but, eventually you will until you have the rear O2 disabled in the tune. The JRE email tune will do just that and no more worries!
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#4 |
![]() ![]() ![]() ![]() ![]() Drives: Camaro Join Date: Sep 2013
Location: NOVA
Posts: 1,718
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3k isn't all that much. Just because your not getting a cel doesn't mean you aren't running lean or rich. With your setup and no tune your not running optimally regardless of cel or no cel
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#5 |
![]() Drives: 2SS RS Join Date: Sep 2012
Location: Lubbock, TX
Posts: 195
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Still though running headers without a tune isn't dangerous or harmful to your engine or so I was lead to believe so. CEL would be just from the rear O2 sensors.
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#6 |
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Who's Laughing Now?
Drives: 2011 Camaro 1SS RS LS3 Summit White Join Date: May 2011
Location: Maryland
Posts: 322
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I know tuning the LTFT to that safe zone isnt optimal but its all i can swing for now. I just thought it was strange
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Vararam CAI, Vmax Ported TB, Stainless Power LT Headers, High Flow Cats, Flowmaster AT Catback, Diablosport Predator, Hurst Short Throw Shifter, JRE Custom Tune, 3.91 gears, BMR 1" Drop Springs, BMR Trailing Arms, Michelin PSS 255/285, SLP Splitter, JL audio system, JL W3 12" Sub, Oracle Fog Lights.
JL Audio Build Thread: http://www.camaro5.com/forums/showthread.php?t=269949 |
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#7 |
![]() Drives: 2SS RS Join Date: Sep 2012
Location: Lubbock, TX
Posts: 195
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#8 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Drives: '13 Roush S3 '16 Ram Sport 4X4 Join Date: Apr 2009
Location: Massachusetts
Posts: 3,096
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This is true.
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#9 |
![]() ![]() ![]() ![]() ![]() ![]() Drives: 2012 45th Anniversary 2SS Join Date: Mar 2012
Location: West Chester Ohio
Posts: 1,845
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Give it time it will show.
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#10 |
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WHAT RED LIGHT?!
Drives: 2011 Black Camaro 2SS/RS M6 Join Date: Apr 2011
Location: Miami, Florida
Posts: 1,115
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Just keep an eye on the spark plugs if you're gonna keep running like that.
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2011 2SS/RS M6 BLACK - VARARAM NO TUNE INTAKE, MODDED AND PORTED TB, PORTED INTAKE MANIFOLD, VITESSE THROTTLE CONTROLLER, DOUG THORLEY LT'S, CATLESS, X-PIPE, 25" STAINLESS WORKS RETRO CHAMBERED MUFFLERS, CUSTOM 2.5" MANDREL BENT EXHAUST, RICHMOND 4.10 GEARS, CUSTOM CAM (231/242 @ 114LSA), MUSTANG DYNO TUNED BY TORQ, 20% CERAMIC TINTS, EIBACH PROKIT SPRINGS 1" DROP, HAWK PERFORMANCE CERAMIC BRAKES, NITTO INVO TIRES, HYDROCARBON TAIL LIGHT AND FOG LIGHT BEZELS BY EMBLEMPROS, METRA DASH KIT, JVC KW-AV71BT, PHOENIX GOLD iAMP GM1, PASSPORT QI45 - 450 RWHP 415 RWTQ
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#11 |
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Headers isn't going to change your AFR so you don't need to worry about running rich or lean.
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2011 Camaro 2SS/RS, Circle D 3200, ADM Transmission Cooler, BTR Valvetrain, Cam Motion .621 .595 228/244 113+4, ARH 1 7/8 full exhaust, Cold Air Inductions, Katech C5R TC, Melling HV, BTR SLR lifters, Trunion Upgrade, LS2 Dampner, LS9 head gaskets, Bo White PTB, MM can, GFX, Subs, B&M Deep transmission pan,
Holley fuel rail, Proform valve covers, relocated coil packs |
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#12 |
![]() ![]() ![]() ![]() ![]() Drives: 2016 Camaro 2ss Join Date: Aug 2010
Location: Tampa, FL
Posts: 1,623
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When I installed my headers I went about 3 months before my cel turned on. Just get the car tuned and enjoy more HP and no more cel hassle.
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#13 |
![]() ![]() ![]() ![]() ![]() ![]() Drives: 2012 45th Anniversary 2SS Join Date: Mar 2012
Location: West Chester Ohio
Posts: 1,845
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??? yes it will... The computer will adjust itself. It wont get dangerously lean but it could.
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#14 |
![]() ![]() ![]() ![]() ![]() Drives: Camaro Join Date: Sep 2013
Location: NOVA
Posts: 1,718
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