Threads Tagged with missfire

New LS1 Owners - Newbie Tech

2004, banging, car, code, gtp, header, install, loses, misfiring, missfire, open, pipe, power, runs, throttle, trans, wide

Car feels like it's misfiring/ Banging y pipe?

1gt2nv on Oct 27, 2009

Oct 28, 2009 06:19 PM
by FatZ28

10

2,355

cam, camaro, change, code, cylinder, engine, head, ls1, misfire, misfiring, missfire, multi, random, swap, upgrade

Random Cylinder Misfire after cam swap?

sw07gt on Oct 2, 2009

Oct 3, 2009 07:25 PM
by Gary Z

3

4,635

383, code, cracked, cyl, cylinder, gap, ls1, misfire, misfiring, missfire, pin, piston, plug, problems, spark, stroker, wirst

LS1 misfire problem

90_300zxTT on Sep 10, 2009

Sep 21, 2009 08:40 PM
by 98pontiac

4

18,557

97, 98, bad, coils, engine, fire, intermittant, ls1, miss, missfire, muffler, random, sign, trans, z28

Random miss fire...help plz!!!

ZeeSNuttS on Sep 15, 2009

Sep 19, 2009 11:49 PM
by ZeeSNuttS

16

949

1997, 99, blinking, camaro, cars, flashing, light, ls1, misfire, missfire, p0300, ses, trans

car is throwing p0300, ses blinking randome multilple missfire

hnaskoct on Aug 3, 2009

Sep 10, 2009 06:27 PM
by 05gto60

11

901

cylinders, cylnders, ls1, ls1tech, ls6, misfire, misfireing, misfiring, missfire

#2 and #7 cylinders are misfiring

Swift_01_z-28 on Aug 9, 2009

Aug 10, 2009 02:07 AM
by Swift_01_z-28

5

768

causing, ls1tech, misfire, missfire, nitrous, oxide, spring, valve

Misfire....Need Help...

SStriker on Oct 25, 2008

Aug 7, 2009 03:01 AM
by Johnnystock

3

712

Nitrous Oxide

2002, 5000, blazer, chevy, cummins, hesitates, high, loss, missfire, pontiac, power, rebuilt, rpm, shift, shifting, silverado, t56

High RPM power loss? missfire? video included...

hadkin on Mar 22, 2009

Jul 12, 2009 05:35 PM
by hadkin

11

1,311

02, cam, cyl, cylinder, fire, head, install, ls1, ls1tech, misfire, missfire, sensor, trans

Cylinder 6 Misfire???? Confused As S*&@

Little_dan04 on Jun 23, 2009

Jun 28, 2009 01:24 AM
by question

19

2,434

2006, 5500, high, jeep, lt1, misfire, miss, misses, missfire, olny, rpm, rpms, stumble, wot, wrangler

missfire at high rpm/WOT

97camaross on Jun 20, 2009

Jun 21, 2009 09:29 PM
by 97camaross

11

1,608

Help! Developed bad misfire...

Vetal on Jun 12, 2009

Jun 16, 2009 03:37 AM
by Vetal

10

643

2002, camaro, cavalier, exhaust, fuel, lean, long, misfire, misfires, missfire, random, smoke, term, trim, white

white smoke, random misfire?! no chk lights

pat-ls101 on Jun 8, 2009

Jun 8, 2009 06:32 PM
by pat-ls101

4

1,955

Missfires in MAF mode

pHEnomIC on May 16, 2009

May 28, 2009 12:37 AM
by MY99TAWS6

5

616

1999, 25, desensitize, diagnosis, engine, firebird, fix, high, hptuners, location, ls1, ltft, misfire, missfire, na, stft

LTFT & STFT way off

darknessxyz on May 22, 2009

May 23, 2009 12:29 PM
by darknessxyz

9

2,908

misfire after intake swap

camaroboy869592 on May 13, 2009

May 15, 2009 08:19 AM
by camaroboy869592

3

506

1994, 2002camaro, 53, camaro, chevy, driver, drivers, exhaust, fouled, gas, misfire, missfire, plugs, raw, side, ss, z28

MISFIRE!!! raw gas in drivers side exhaust!

bignutsack on May 4, 2009

May 5, 2009 09:59 PM
by RealArmyMan

4

761

back, backfire, backfires, backfiring, coast, engine, fires, firing, fuel, gas, ls1, miss, missfire, pipe, tail, tailpipe

LS1 back fires through tail pipe and miss fire

TedsB4Csled on Feb 26, 2009

May 5, 2009 01:07 AM
by 99RTA

4

1,309

6al, 97, causing, clyinder, distributor, lt1, misfire, misfiring, miss, missfire, msd, multiple, pro, random, trans, troubleshooting

MSD 6AL troubleshooting

Z28Camaro30Ann on May 2, 2009

May 4, 2009 08:04 AM
by Schweet97Z

4

1,904

New LS1 Owners - Newbie Tech

135, 2002, 2003, 2468, cyl, cylinder, dodge, engine, header, headers, highlander, install, ls1, misfire, missfire, ram, toyota, untuned

Misfire after header install ?!

mycar2fast on Apr 7, 2009

Apr 29, 2009 04:49 PM
by 1999Transamman

15

3,315

1low, bank, fire, low, ls1, miss, missfire, o2, sensor, tech, voltage

o2 sensor missfire, need new tune?

OldskOOL01z28 on Apr 22, 2009

Apr 23, 2009 09:10 AM
by OldskOOL01z28

3

562

Random, Random Misfire

kingdaveofblair on Mar 26, 2009

Mar 29, 2009 12:09 PM
by LS1-450

10

842

2001, camaro, input, knock, low, misfire, missfire, random, sensor, temp, water

Strange Random Misfire Issue [Did Search]

QuickdomesticRacer on Feb 15, 2009

Mar 20, 2009 09:43 PM
by QuickdomesticRacer

10

677

98, cheap, coil, good, junk, ls1, ls1s, misfire, missfire, msd, plug, plugs, spark, trans, tune, wires, wrong

Need help did tune up on 98 ls1 with msd wires and its misfiring now.

95transamlt1 on Mar 15, 2009

Mar 16, 2009 07:11 AM
by outkast6991

8

1,010

big, cam, code, cts, hptuners, idle, misfire, missfire, startup, stop, throwing, tune

new cam throwing misfire code

SS#1230 on Mar 12, 2009

Mar 13, 2009 08:22 PM
by SS#1230

10

1,283

Generation IV Internal Engine

441, missfire, problems, promod, rwhp, warhawk, ysi

Unfinished tune , at 1110rwhp still problem solving

(

1 2 3)

hawkls7 on Feb 17, 2009

Feb 25, 2009 07:52 AM
by hawkls7

44

3,721

53, 53l, 60, cast, engine, lifters, misfire, missfire, swap

Random Misfires After Engine Swap

JpRngr on Feb 23, 2009

Feb 23, 2009 06:58 PM
by JpRngr

1

769

carwash, fire, hemi, miss, missfire, rain, rains

missfire in rain and carwash

Wiktorek25 on Feb 11, 2009

Feb 12, 2009 01:44 PM
by TireSm0ke

6

517

3800, bank, buell, code, computer, ls1, misfire, missfire, p0300, random, randon, sensor, series, speed, tech

help random misfire

(

1 2)

hevymetalg on Jan 25, 2009

Feb 3, 2009 05:25 PM
by hevymetalg

33

1,834

blinking, code, false, flashing, lockup, ls1, lsx, misfire, missfire, ses

flashing SES, but no codes to show misfire,very RICH

FSTR/TA on Dec 8, 2008

Dec 10, 2008 11:16 AM
by FSTR/TA

5

880

adjusting, fast, limp, lt1, missfire, mode, p1870, parameters, start, suburban, tables, tunercat, xfi

True or False: Missfires cause the converter to stay unlocked.

allbaugh_04 on Nov 24, 2008

Dec 5, 2008 12:38 PM
by ryansm1

16

1,377

228r, 40, 98, cam, gap, gapping, missfire, plug, plugs, spark, z28

spark plug gap

Fast98Z on Nov 7, 2008

Nov 11, 2008 03:52 PM
by Fast98Z

6

960

car, engine, idle, intermittent, low, ls1, ls1tech, ls6, misfire, missfire, pontiac, rpm, rpms, stray, stumble

low rpm stumble/misfire

s346k on Sep 9, 2008

Oct 8, 2008 08:23 PM
by s346k

4

1,566

04, 3800, 600, boost, buick, ctsv, filled, gsxr, high, lifter, lifters, ls, ls7, missfire, northstar, replace, replacement, rpms, sodium

caddy vs ls7 lifters

(

1 2)

1fastmofo on Sep 14, 2008

Sep 22, 2008 05:45 PM
by USMC Devil Dog

25

19,732

2000, causing, coil, diagnostics, lifter, misfire, misfiring, missfire, noise, random, silverado, spring, springs, train, valve

Random Misfire- Coil, valve spring, lifter???

8secbusa on Aug 30, 2008

Aug 31, 2008 10:17 AM
by dogger

4

962

50, 73, 94, 98, accelerate, backfire, backfires, camaro, f3, ford, intake, lifter, low, lt1, missfire, rpm, tick, z28

Weird misfire down low \=

1badzee on Aug 21, 2008

Aug 22, 2008 12:20 PM
by 1badzee

15

1,155

Ls1 ruff idle (misfire)

1BADASS35th on Aug 12, 2008

Aug 12, 2008 03:27 PM
by 1BADASS35th

2

641

2008, 53, carbed, causing, crank, idle, lq4, ls1tech, misfire, misfiring, missfie, missfire, p0308, random, sensor

LQ4 missfire

bryon 933 on Aug 7, 2008

Aug 10, 2008 09:03 AM
by spaulsen

5

793

1998, 450, 96, blinking, blinks, camaro, changed, idle, misfire, missfire, obd, plugs, po308, ses, silverado, wires, yfz

Misfire?? Hard Ass Idling; Ses Flashes!!

(

1 2)

sexxyitalian86 on Jan 8, 2008

Aug 7, 2008 01:16 PM
by mrnorm_hemicide

37

2,902

1500, 2000, 904, car, code, codes, hemi, ls1, ls6, misfire, miss, missfire, perfect, rpms, runs, tech

Misfire at 1500 rpms.

pHEnomIC on Jul 30, 2008

Aug 6, 2008 05:15 PM
by Shawn MacAnanny

10

949

1993, hot, idle, lt1, miss, missfire, rough, warm

Rough Idle when Hot

the_cliffster_2k on Jan 31, 2008

Aug 4, 2008 10:32 AM
by baylove

2

649

1995, 94, 95, backfire, camaro, corvette, firebird, high, icm, ls1tech, lt1, misfire, misfires, missfire, mod, rpm, spacer

Lt1 High Rpm Misfire

383racecar on Aug 1, 2008

Aug 2, 2008 10:13 AM
by 383racecar

4

1,408

bad, header, idle, install, ls1, missfire, o2, problems, random, sensors

problems after header install

mhayes2344 on Jul 12, 2008

Jul 14, 2008 02:50 PM
by bobdec

10

1,739

car, fire, g5, ground, kicks, load, lt1, maf, make, miss, misses, missfire, overdrive, pontiac, sluggish, strap

missfire under load, newbie please help

(

1 2)

blakern on Jun 17, 2008

Jul 1, 2008 07:00 PM
by IronOutlaw

22

2,669

7, 7th, 8, bad, cylinder, fouling, ls1, ls17, misfire, misfiring, missfire, numver, o2, plugs, tune

7th cylinder misfire code on 99 LS1 with hooker 1-7/8?

LSWNDR on Jun 24, 2008

Jun 26, 2008 12:06 PM
by JedWele

7

1,231

misfire cylinder #7???

blubyu02 on Jun 15, 2008

Jun 16, 2008 07:45 PM
by Formula350

12

3,505

97, chevy, code, lt1, misfire, misfires, missfire, p0174, p0302, p0441, po441, z28

P0441, P0174 ...and a misfire code ...help!!!!!!!

grnmonster on Jun 3, 2008

Jun 3, 2008 08:01 PM
by grnmonster

2

1,744

2500, 93, engine, firebird, load, lt1, misfire, misfires, misfiring, missfire, poping, rich, rpm, running, skip, warm

Lt1 Misfire/Afterfire Under Load

Untouchable9262 on May 21, 2008

May 21, 2008 11:15 PM
by Untouchable9262

0

837

1996, bad, corvette, ls1, misfire, misfiring, miss, missfire, random, tech, wot

Random misfire at WOT...

1hotls1 on Apr 29, 2008

May 15, 2008 10:20 PM
by XtremeLS1

5

1,170

black, engine, firing, hayabusa, hemi, hyabusa, mis, misfire, misfires, misfiring, missfire, oily, plug, plugs, seals, valve

#4 misfire/oily plug

FrankSS on May 6, 2008

May 7, 2008 10:30 PM
by FrankSS

7

901