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 05-29-2005

07-31-2023 04:39 PM
by G Atsma

94

63,687

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 08-20-2008

07-08-2023 05:52 PM
by Justuhgirl

23

13,146

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 05-04-2010

03-08-2016 12:01 PM
by 1 FMF

12

26,315

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

6010 rev limit

Paul57 on 03-23-2011

05-05-2015 06:27 AM
by Pop N Wood

16

10,414

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 12-31-2012

12-27-2013 12:26 PM
by mdbreaux

5

12,455

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 09-09-2013

10-29-2013 12:59 AM
by bp m1009

35

17,723

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 09-17-2013

09-21-2013 01:28 AM
by frenchy7721

9

12,599

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 08-01-2013

08-03-2013 01:44 AM
by Sinister_Z28

11

3,012

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

msd 6010

6secNaLs1 on 07-23-2013

07-26-2013 10:04 AM
by onefast84

13

3,243

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 07-09-2013

07-24-2013 02:25 PM
by LukeSMaroonMachine

23

2,810

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 05-20-2013

05-28-2013 06:45 AM
by ugod02010

6

6,268

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

backfiring/stammering below 1700 rpms wtf?

rumblebox on 05-22-2013

05-23-2013 04:08 PM
by rumblebox

12

3,962

PCM Diagnostics & Tuning

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

oleblakerogers on 05-16-2013

05-16-2013 01:20 PM
by lsturbohatch10

2

967

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 04-16-2013

04-20-2013 03:39 PM
by 96z28_lt1

18

2,516

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 04-10-2013

04-13-2013 01:12 PM
by fast89stang

17

22,464

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

backfire/ popping thru exhaust

fast89stang on 04-06-2013

04-06-2013 11:18 PM
by fast89stang

0

1,865

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 12-01-2012

12-03-2012 09:52 AM
by Tzone21

4

5,680

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

Backfire Issue

Hantzum on 10-21-2012

10-22-2012 05:07 AM
by Pop N Wood

2

7,320

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 10-10-2012

10-10-2012 09:06 PM
by JustAFooL

8

8,586

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

Someone please help!!!!

UrSmked on 09-30-2012

10-06-2012 07:36 PM
by ZONES89RS

11

2,675

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 09-26-2012

09-27-2012 08:33 PM
by 1BADLS1tuner

27

14,000

Forced Induction

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

Horrible backfires 97 lt1

Slowss10 on 09-26-2012

09-27-2012 03:00 PM
by Slowss10

2

1,100

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

Backfire at idle after motor mount?

peterlawl84 on 09-18-2012

09-23-2012 08:07 PM
by peterlawl84

2

1,424

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

Backfire & Pop @ Hot Idle?

Mattyfresh89 on 09-17-2012

09-19-2012 06:31 PM
by mark21742

5

8,872

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 09-04-2012

09-14-2012 06:21 AM
by oldgoat69

32

3,866

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 09-06-2012

09-12-2012 08:13 PM
by xxRONNIExx

7

4,067

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 09-04-2012

09-07-2012 01:43 AM
by RoidedSS

9

6,958

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 08-07-2012

08-08-2012 05:59 PM
by need4z

3

1,320

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 07-03-2012

07-14-2012 01:53 PM
by jhobbins

19

4,964

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

Bog/Misfire in closed loop

rich5368 on 06-04-2012

06-08-2012 08:24 AM
by rich5368

4

3,103

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

Can you throw off optispark timing

DeanC1985 on 06-07-2012

06-07-2012 10:03 PM
by DeanC1985

8

10,290

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 06-03-2012

06-05-2012 08:52 PM
by duweller

6

2,020

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 06-03-2012

06-04-2012 05:19 PM
by Exidous

9

2,168

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

Starting to backfire at 4000rpm???

zell7007 on 07-28-2009

05-29-2012 12:05 AM
by LT1FirebirdSLP

10

1,711

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 05-19-2012

05-22-2012 10:38 PM
by flipmike22

3

1,780

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

Backfire Help

02beastly-byrd on 04-17-2012

04-19-2012 12:51 PM
by TINKRD

15

1,200

Texas Members

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

backfires after using MCCC

goldylocks on 04-16-2012

04-17-2012 10:49 PM
by goldylocks

2

1,188

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 03-20-2012

03-22-2012 01:25 AM
by 1_MEANZ28

5

6,937

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

backfire and stumble issue

baldeagle432 on 02-26-2012

02-26-2012 11:36 AM
by got milk??

1

1,358

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 02-09-2012

02-12-2012 06:32 PM
by jaycenk

12

7,019

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 12-06-2011

12-09-2011 05:30 AM
by crainholio

22

1,695

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 10-30-2011

11-10-2011 09:34 AM
by SN-95

12

15,917

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 10-28-2011

10-28-2011 08:30 PM
by lilscoggs07

3

1,616

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

1999 CAMARO SS back fires

BBQPETE on 10-27-2011

10-28-2011 09:12 AM
by MrBluGruv

13

1,914

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

backfire at wot

9D4Z28 on 10-07-2011

10-08-2011 09:57 PM
by 9D4Z28

3

1,111

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

408 Cold Start backfire and hesitation?

oakley6575 on 10-04-2011

10-05-2011 09:06 AM
by KRAZY K 2000 TA

3

2,432

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 08-28-2011

09-03-2011 11:11 AM
by jmswain

3

7,255

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

msd 6010 or msd 6012

OutrageousZ on 03-16-2011

08-21-2011 09:56 AM
by Pop N Wood

9

7,991