Threads Tagged with backfires

Generation III External Engine

air, backfire, backfires, backfiring, black, bullets, burning, c5, corvette, exhaust, lean, ls1, ls1tech, removal, rich, running

Exhaust backfires, running rich, poor mileage....come in! (AIR removal)

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Last_Z on May 29, 2005

Jul 31, 2023 04:39 PM
by G Atsma

94

66,638

1998, 94, backfire, backfires, backfiring, bad, chain, lt1, opti, optispark, redline, replaced, spark, symptoms, timing, transam, z28

Backfiring? and i know it is not my optispark

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1994lt1ta on Aug 20, 2008

Jul 8, 2023 05:52 PM
by Justuhgirl

23

14,005

New LS1 Owners - Newbie Tech

air, backfire, backfires, causing, change, exhaust, grand, gtp, lean, letting, ls1, plug, prix, rich, system

exhaust backfire-whats the cause?

LUISP on May 4, 2010

Mar 8, 2016 12:01 PM
by 1 FMF

12

29,752

5500, 6010, backfires, built, change, default, factory, limit, limited, limiter, msd, rev, rpm, set, setting

6010 rev limit

Paul57 on Mar 23, 2011

May 5, 2015 06:27 AM
by Pop N Wood

16

11,045

Generation IV External Engine

backfire, backfires, bs3, cam, camshaft, corvette, end, gear, loses, ls, ls2, market, play, rev, sensor, signal, wrong

Ls2 cam sensor loses signal with aftermarket cam

mdbreaux on Dec 31, 2012

Dec 27, 2013 12:26 PM
by mdbreaux

5

13,787

98, 99, back, backfires, blew, blow, cover, firing, gaskets, makes, pipe, start, tail, valve, z28

backfiring out of the valve cover when trying to crank

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devic on Sep 9, 2013

Oct 29, 2013 12:59 AM
by bp m1009

35

20,536

Generation III External Engine

50, 93, 95, accel, backfires, bog, boging, camaro, camro, exhaust, floor, lt1, mph, sputters, z28

93 camaro LT1 sputters under acceleration. please help!!

frenchy7721 on Sep 17, 2013

Sep 21, 2013 01:28 AM
by frenchy7721

9

13,364

back, backfire, backfires, camaro, car, duals, engine, fires, ls6, months, pcv, sitting, swap, true, tsp, tune

Help! My Cars Backfiring After LS6 PCV Swap

Sinister_Z28 on Aug 1, 2013

Aug 3, 2013 01:44 AM
by Sinister_Z28

11

3,352

5300, 6010, backfires, carburetor, ls1, msd, rpm

msd 6010

6secNaLs1 on Jul 23, 2013

Jul 26, 2013 10:04 AM
by onefast84

13

3,432

2000, 94, backfires, camaro, distributor, engine, gas, impala, ls1tech, plugs, start, starting, v8, wet, wont

new parts and now it wont start.

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LukeSMaroonMachine on Jul 9, 2013

Jul 24, 2013 02:25 PM
by LukeSMaroonMachine

23

3,228

13, 93, 94, backfire, backfires, camaro, code, gm, intake, low, ls1tech, lt1, modified, pop, rpm, start, tbi, trouble

Low rpm backfire thru intake; lt1

Azmodias06 on May 20, 2013

May 28, 2013 06:45 AM
by ugod02010

6

6,890

1999, 2000, backfires, big, chevy, engine, gen, ls3, lt1, malibu, pcm, rpm, sputtering, stammer, stuff

backfiring/stammering below 1700 rpms wtf?

rumblebox on May 22, 2013

May 23, 2013 04:08 PM
by rumblebox

12

4,229

PCM Diagnostics & Tuning

1998 ls1 try to start up and backfires through egr and will not run

oleblakerogers on May 16, 2013

May 16, 2013 01:20 PM
by lsturbohatch10

2

1,015

36, backfires, blow, blown, code, engine, gto, ls1tech, lt1, pops, run, sluggish, start, wont, wontl, z28

sometimes i wanna blow up my lt1..

96z28_lt1 on Apr 16, 2013

Apr 20, 2013 03:39 PM
by 96z28_lt1

18

2,636

4x, 6012, back, backfires, box, car, carb, drag, exhaust, gear, low, oil, pops, pressure, run, timing

backfire/ pop thru carb or exhaust, mostly exhaust

fast89stang on Apr 10, 2013

Apr 13, 2013 01:12 PM
by fast89stang

17

23,723

backfire, backfires, car, carb, exhaust, lean, low, ls1, ls3, lsx, oil, popping, pressure, running, sbc, troubleshoot

backfire/ popping thru exhaust

fast89stang on Apr 6, 2013

Apr 6, 2013 11:18 PM
by fast89stang

0

1,904

Conversions & Swaps

02, 2002, acceleration, back, backfires, backfiring, firing, ls1, ls6, maintenance, mods, pipe, random, schedule, tail, tech, trans

02 trans am Backfiring and sputtering

mbsheffield on Dec 1, 2012

Dec 3, 2012 09:52 AM
by Tzone21

4

6,075

6ls, back, backfire, backfires, big, cam, carbed, cranking, fire, issue, ls, ls1, ls3, msd, project, shutoff

Backfire Issue

Hantzum on Oct 21, 2012

Oct 22, 2012 05:07 AM
by Pop N Wood

2

7,756

1998, backfire, backfires, body, coil, cylinder, engine, exhaust, flip, intake, ls1, lt1, start, tech, throttle, trans, wont

Head/intake swap, now won't start. Backfiring like crazy

JustAFooL on Oct 10, 2012

Oct 10, 2012 09:06 PM
by JustAFooL

8

8,995

1970, 6010, backfire, backfires, camaro, crank, cylinder, exhaust, firing, msd, order, picking, running, sensor, start, wont

Someone please help!!!!

UrSmked on Sep 30, 2012

Oct 6, 2012 07:36 PM
by ZONES89RS

11

3,349

01, 53, adding, backfire, backfires, boost, chevy, deliberate, engine, exhaust, floored, key, loud, power, reduced, trans

Have a VIOLENT backfire in boost.... help!

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1BADLS1tuner on Sep 26, 2012

Sep 27, 2012 08:33 PM
by 1BADLS1tuner

27

15,184

Forced Induction

95, 97, back, backfire, backfires, blown, engine, fires, gasket, head, lt1, replaced, sonoma

Horrible backfires 97 lt1

Slowss10 on Sep 26, 2012

Sep 27, 2012 03:00 PM
by Slowss10

2

1,220

backfire, backfires, backfiring, big, block, chevy, engine, fix, hot, idle, ls, ls1tech, passenger, poppingbackfire, side

Backfire at idle after motor mount?

peterlawl84 on Sep 18, 2012

Sep 23, 2012 08:07 PM
by peterlawl84

2

1,529

2000, backfire, backfires, backfiring, bbc, cam, camaro, chevy, gto, hot, idle, lt4, pops, step, vehicle

Backfire & Pop @ Hot Idle?

Mattyfresh89 on Sep 17, 2012

Sep 19, 2012 06:31 PM
by mark21742

5

9,194

backfires, bad, block, damaged, delete, high, initial, lq4, ls1, noise, oil, pressure, sender, start, starter, vats

Initial start (LQ4) bad noises! video

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wazzubob on Sep 4, 2012

Sep 14, 2012 06:21 AM
by oldgoat69

32

4,154

Conversions & Swaps

93, backfires, camero, car, died, dies, driving, fuel, gauges, ls1, lt1, problem, pump, randomly, reset, stalls, z28

Car dies randomly while driving opinions please

Jason94z on Sep 6, 2012

Sep 12, 2012 08:13 PM
by xxRONNIExx

7

4,235

Generation IV Internal Engine

2004, 98, back, backfires, backfiring, boost, camaro, corvette, engine, fire, intakecauses, ls1tech, ls2, ls6, popping, sikverado

Backfire and popping

RoidedSS on Sep 4, 2012

Sep 7, 2012 01:43 AM
by RoidedSS

9

7,841

2003, backfires, backfiring, buick, car, century, diff, intake, ls2, manifold, order, rpm, sittng, stage, start, starts, type

backfire type noise near TB upon start up after H/C with mail order tune

need4z on Aug 7, 2012

Aug 8, 2012 05:59 PM
by need4z

3

1,495

1994, 94, backfire, backfires, backfiring, blown, box, firebird, formula, forum, gasket, head, ignition, intake, lt1, msd5

1994 formula firebird backfiring like a mofo

jhobbins on Jul 3, 2012

Jul 14, 2012 01:53 PM
by jhobbins

19

5,294

backfires, bog, bogs, car, closed, fault, loop, ls1, lt1, misfire, misfires, misfiring, missfires, stumbles, tune

Bog/Misfire in closed loop

rich5368 on Jun 4, 2012

Jun 8, 2012 08:24 AM
by rich5368

4

3,323

backfires, change, changed, ing, lt1, msd, oil, optispark, optisparkcoil, put, spark, start, swap, system, warranty, wont

Can you throw off optispark timing

DeanC1985 on Jun 7, 2012

Jun 7, 2012 10:03 PM
by DeanC1985

8

11,327

Generation III External Engine

02, backfires, backfiring, car, corvette, cracked, cruisng, gears, hesitates, hesitation, hesitationbackfire, knn, ls1, sounds, trans

02 Trans Am hesitates in all gears and backfires

Arctic_WS6 on Jun 3, 2012

Jun 5, 2012 08:52 PM
by duweller

6

2,136

94, backfires, cam, engine, fouling, leak, ls1, plugs, rich, runs, sensor, sensors, slow, start, vacuum

Fuel Issues and possible computer problems with LS1 RX7

Americanstig on Jun 3, 2012

Jun 4, 2012 05:19 PM
by Exidous

9

2,349

4000, 94, back, backfire, backfires, bbc, car, delete, fire, firebird, intake, ls1, lt1, reaches, rpm, silencer, trans

Starting to backfire at 4000rpm???

zell7007 on Jul 28, 2009

May 29, 2012 12:05 AM
by LT1FirebirdSLP

10

1,800

back, backfire, backfires, camaro, car, fires, loss, ls1, ls6, maintenance, mybb, power, powered, repair, sat, support, technical

Loss of power, sputterring and backfire help!!

flipmike22 on May 19, 2012

May 22, 2012 10:38 PM
by flipmike22

3

1,907

backfire, backfires, backfiring, car, g8, gas, smell, smells

Backfire Help

02beastly-byrd on Apr 17, 2012

Apr 19, 2012 12:51 PM
by TINKRD

15

1,258

Texas Members

backfires, chamber, cleaner, combustion, ls1tech, mccc, mopar, tsb

backfires after using MCCC

goldylocks on Apr 16, 2012

Apr 17, 2012 10:49 PM
by goldylocks

2

1,287

03, 1994, 94, backfire, backfireing, backfires, backfiring, camaro, exhaust, feels, firebird, hard, lt1, optispark, pontiacfirebird, power, sluggish, start

LT1 down on power and backfiring

goldylocks on Mar 20, 2012

Mar 22, 2012 01:25 AM
by 1_MEANZ28

5

7,384

2004, backfire, backfires, backfiring, car, corvette, engine, hit, ls1, ls6, sounds, started

backfire and stumble issue

baldeagle432 on Feb 26, 2012

Feb 26, 2012 11:36 AM
by got milk??

1

1,459

1995, 42, 95, backfire, backfires, closed, code, full, hot, loop, lt1, missing, open, reprogram, throttle, trans

Lt1 still backfiring and missing in closed loop

goldylocks on Feb 9, 2012

Feb 12, 2012 06:32 PM
by jaycenk

12

7,499

95, arm, arms, backfire, backfires, changed, changing, gaskets, gaskety, head, header, lt1, mixed, rocker, trans

Changed my head gasket and now

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chris95lt1ta on Dec 6, 2011

Dec 9, 2011 05:30 AM
by crainholio

22

1,825

back, backfire, backfires, bad, car, carb, carbed53timingcurve, check, club, datsun, engine, fire, gass, lifters, part, throttle

Bad lifter cause backfire through carb?

SN-95 on Oct 30, 2011

Nov 10, 2011 09:34 AM
by SN-95

12

17,239

2000, 240sx, back, backfies, backfire, backfires, car, dies, driving, fires, frequently, ls1tech, lt1, trans, wot

car backfires and dies at wot, need help

NITROZ28 on Oct 28, 2011

Oct 28, 2011 08:30 PM
by lilscoggs07

3

1,687

1999, 98, 99, back, backfire, backfires, backfiring, camaro, fires, issue, muffler, real, ss, tune, v6

1999 CAMARO SS back fires

BBQPETE on Oct 27, 2011

Oct 28, 2011 09:12 AM
by MrBluGruv

13

2,163

back, backfire, backfires, engine, fireing, ls1tech, lt1, open, small, throttle, wide, wot

backfire at wot

9D4Z28 on Oct 7, 2011

Oct 8, 2011 09:57 PM
by 9D4Z28

3

1,186

408, backfire, backfires, backfiring, big, car, cold, engine, hesitation, ls1tech, ls2, start, starting, startup, stuff, tuning

408 Cold Start backfire and hesitation?

oakley6575 on Oct 4, 2011

Oct 5, 2011 09:06 AM
by KRAZY K 2000 TA

3

2,678

PCM Diagnostics & Tuning

96, backfire, backfired, backfires, backfiring, camaro, car, died, dies, engine, optispark, replaced, start, starts, wont

Backfire , then car dies and wont start !

jmswain on Aug 28, 2011

Sep 3, 2011 11:11 AM
by jmswain

3

7,577

24x, 6010, 6012, backfires, black, cam, carb, cover, difference, front, gear, ls2, msd, red, sensor

msd 6010 or msd 6012

OutrageousZ on Mar 16, 2011

Aug 21, 2011 09:56 AM
by Pop N Wood

9

8,320