Threads Tagged with misfire

blackbear, crank, misfire, relearn, tune

Wierd problem with new tune??

THE-HOE on Jul 30, 2010

Aug 3, 2010 12:35 AM
by dc_justin

8

1,110

2004, 60, common, dakota, diesel, dodge, duramax, false, fire, high, lq4, miles, misfire, miss, random, reason, relearn, tj

Missfire help

00chevsilv on Jun 29, 2010

Jul 5, 2010 06:56 PM
by DrX

6

1,448

2007, check, chevrolet, control, engine, flashing, light, ligth, lite, misfire, service, services, silverado, stabilitrac, stabilitrak, traction

Service soon! :(

Foxxer on May 18, 2010

May 19, 2010 11:41 AM
by Foxxer

8

4,116

2001, 2002, 2003, 2500hd, 60, coil, dodge, flashing, ignition, misfire, p0357, ses, sierra, silverado, ticking

Just installed 6.0, getting misfire/flashing SES light.

(

1 2 3 4)

DV2000NJ on Mar 20, 2010

Apr 8, 2010 12:12 AM
by hobbesnmina2001

38

13,511

1500, 1500hd, 2002, 2003, chvy, code, drive, gmc, hd, misfire, overdrive, problem, problems, shift, wont

1500hd wont shift into overdrive intermitten

justincredible5 on Feb 25, 2010

Feb 25, 2010 12:28 PM
by CODE4LS1

1

1,048

Trucks and SUV Classifieds

17, 1996, 96, chevrolet, chevy, cheyenne, cylinder, ls1, manual, misfire, missfire, number, pickup, silverado, truck

#7 cylinder misfire on a 1996 chevy pickup

msevans7767 on Jan 16, 2010

Jan 16, 2010 06:58 PM
by msevans7767

0

1,461

New Members

1999, 22, 53, 7, 99, black, cab, chevrolet, chevy, drop, dual, misfire, rims, silverado, single, ss

99 chevy silverado single cab 5.3(SS wheels)

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1 2 3)

slowlsx on Dec 20, 2009

Jan 15, 2010 10:49 AM
by havoc04

20

7,040

53, 6, 99, cam, cold, count, cruise, head, idle, jeep, l92, lt1, misfire, siverado, slight, swap

Misfire on #2 at idle

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1 2)

Atomic on Dec 12, 2009

Jan 7, 2010 12:21 AM
by Atomic

17

2,270

0n, 2002, 2004, 48, added, bad, chevrolet, cleaner, coil, cylinder, injector, lucas, misfire, plug, problems, spark, trailblazer

Check Engine code reads misfire in cylinder #7

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1 2 3 4 5)

mudaholicZ71 on Aug 19, 2009

Jan 4, 2010 08:35 PM
by acethedragon

41

137,371

2004, 2005, chevy, diesel, dodge, flicker, ford, frame, freeze, hp, misfire, p0300, powerstroke, pwer, random, start, trailblazor, tuners, viper

The mystery of the check engine!!

Denali Dude on Dec 19, 2009

Dec 21, 2009 01:57 PM
by Denali Dude

9

1,696

50, 74, cam, engine, gm, install, installed, ls1, misfire, missfire, multiple, random, slammed, spark, swap, z71

misfires after cam install?

Bumpers on Dec 9, 2009

Dec 10, 2009 10:27 PM
by Bumpers

7

11,951

2005, 2009, 350, clears, drives, engine, hesitates, hesitation, idles, misfire, rough, silverado, truck, whille, wot

WOT hesitation and other issues - finally fixed

three83 on Nov 20, 2009

Nov 24, 2009 06:15 PM
by streetdraggr007

3

7,586

03, 04, headers, long, misfire, misfires, missfires, overdrive, plug, raining, rains, silverado, spark, truck, z71

misfire is on my damn nerves

(

1 2)

oh7cla$$ic on Nov 21, 2009

Nov 21, 2009 11:59 AM
by oh7cla$$ic

11

2,077

GMT 900 Trucks General Discussion

2007, 2008, 300, 300misfire, 53, cylinder, fire, gmc, misfire, miss, po, po300, sierra, sierra43

PO 300 Misfire.

TheTechnician on Nov 11, 2009

Nov 14, 2009 09:24 PM
by TheTechnician

4

1,454

1990, 454ss, ball, cummins, deer, ford, hang, makeup, misfire, parts, sack, sacks, sucking, truck, trucks

holy ball sack I need a diesel...

(

1 2 3)

venomhp on Oct 5, 2009

Nov 12, 2009 03:52 PM
by venomhp

25

3,092

THE TRUCK STOP

SES light back on for misfire on #7

mudaholicZ71 on Oct 11, 2009

Nov 3, 2009 07:43 PM
by ERICCROLEY

2

629

58w, chevy, detroit, forum, g80, girdle, misfire, s10, ta, tahoe, trac, tru

The g80 monster got me.......

(

1 2)

JoeGibbSilverado on Oct 6, 2009

Oct 6, 2009 10:15 PM
by JoeGibbSilverado

10

1,686

7code, bad, chevy, cylinder, misfire, rain, runs, truck, wrong

Possible Misfire? don't know whats wrong

mudaholicZ71 on Oct 1, 2009

Oct 1, 2009 06:06 PM
by mudaholicZ71

0

625

04, 1500, 2000, 2005, bad, code, gmc, intermittent, lightning, maf, misfire, misfiring, multiple, sierra, svt, trailblazer

misfires

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1 2)

slow.8 on Sep 24, 2009

Sep 30, 2009 06:35 PM
by slow.8

12

3,260

03, 06, 2000, 240sx, cylinder, denali, jersey, lean, ls6, makes, misfire, performance, random, run, ss, trailblazer, trucks, yukon

Random misfire out of no where

icedenali on Sep 23, 2009

Sep 25, 2009 11:17 AM
by AKlowriderZ71

4

1,255

2005silverado, 5, cleaning, cylinder, fuel, hesitatation, injector, intermittant, jeep, lafayette, louisiana, misfire, po300, service, srt8, trailblazer

Drivability Problems / P0300

three83 on Sep 15, 2009

Sep 18, 2009 11:38 AM
by budhayes3

5

1,852

2000, cammed, cummins, dodge, misfire, msdcustomscom, ngk, ss, sudden, tr6, trailblazer

Missfire ???s

(

1 2)

BlownHD on Aug 30, 2009

Sep 4, 2009 08:21 AM
by shandy294

14

1,782

1500, 2004, 43l, 50, 94, cags, camaro, gm, gmc, misfire, misfires, missfires, pro, truck, wet

Misfires when wet

Ralphbart on Aug 30, 2009

Aug 30, 2009 10:26 AM
by Hawaiian_Built

2

1,174

01, 1500, 53, 60, alternator, battery, chevy, dead, gmc, idle, low, misfire, on7and8, rough, sierra, silverado, voltage

Alternator/Voltage Control System

three83 on Jul 15, 2009

Jul 20, 2009 08:24 PM
by ap2002

9

2,574

03, 43, 53, 97, c1500, chevy, code, engine, gm, hills, misfire, misfiring, miss, p0420, sierra, stall, truck

Anyone ever see misfiring cause a P0420 code to be tripped?

hirdlej on Jun 8, 2009

Jun 9, 2009 04:19 PM
by budhayes3

7

8,294

18, 4, 48, chevy, compression, cyl, cylinder, engine, lq4, misfire, missfire, psi, rockers, sport, truck

LQ4 with a misfire - HELP!

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1 2 3)

ihdude on May 22, 2009

Jun 5, 2009 09:41 AM
by droppedchev

20

28,607

2000, 350, 4l80e, chevy, high, jumping, jumps, k1500, misfire, overdrive, pops, rpm, silverado, suburban, transmission

overdrive failure

alex1988 on Apr 14, 2009

Apr 29, 2009 12:02 PM
by oldred95

6

1,299

2005, 4wd, b0229, c0327, circuit, current, encoder, gm, history, hvac, immature, magnacharger, malfunction, misfire, motor, part, replacing, sensor, silverado

4wd Encoder sensor?

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1 2)

trever1t on Apr 23, 2009

Apr 23, 2009 07:21 PM
by oldred95

10

10,495

2005, 2008, 53, f150, gm, misfire, nnbs, ory, plugs, ses, spark, stuttering, stutters, truck, wot

NNBS truck stuttering?Please help.

On20Z on Mar 22, 2009

Mar 23, 2009 11:01 PM
by budhayes3

6

1,160

2004, 48, cam, chevy, misfire, missfiring, problem, silverado, swap

problems after heads and cam swap

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1 2)

LS3powered on Mar 16, 2009

Mar 17, 2009 06:58 AM
by white lightning SS

14

1,560

05, 2005, 228r, bad, bank1, circuit, code, forums, locations, misfire, misfiring, o2, random, sensor, suburban

2005 Suburban thru a bunch of codes

amazza76 on Jan 17, 2009

Jan 20, 2009 07:44 PM
by Fireman31

2

1,135

INTERNAL ENGINE MODIFICATIONS

08, cylinder, deactivate, deactivation, disabling, dod, lifters, ls2, misfire, nnbs, sierra, silverado, tray, trsailblazer, valley

engine misfire on nbs with dod

amadeospike on Jan 3, 2009

Jan 5, 2009 10:09 PM
by amadeospike

5

4,100

2003, 228r, chevy, code, general, jeep, misfire, motors, po300, random, silverado, trailblazer

code po300

1andOnly on Dec 12, 2008

Dec 22, 2008 08:25 PM
by v8

5

1,115

81l, code, misfire, missfires, random, rxp

Still getting random missfires

00ChevyScott on Dec 19, 2008

Dec 19, 2008 09:48 PM
by 00ChevyScott

6

867

2003, 2007, 60, bank, bank1, code, escalade, h2, hummer, misfire, o2, p0135, po135, random, sensor, sensor1

2003 hummer p0 300 and p0135

fastjweb on Dec 11, 2008

Dec 11, 2008 09:52 PM
by SUX2BU

2

3,952

04, electric, fan, fans, fuel, ignition, misfire, misfires, misfiring, missfire, random, relay, silverado, smell, truck

04 Silverado - randomly misfiring badly, horrible smell of fuel, electric fans random

CalSpeedPerformance on Nov 18, 2008

Nov 18, 2008 02:26 PM
by jasond26

1

890

Random/ Multiple Cyclinder Misfire Detected

Hurley00 on Nov 8, 2008

Nov 8, 2008 11:41 PM
by foxySS

6

1,050

43, bad, charger, code, coil, covers, forum, gap, injector, ls, magna, magnacharger, misfire, plug, spark, vettes

"Misfire with Magnacharger"

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1 2)

gearz49 on Oct 16, 2008

Oct 17, 2008 11:35 PM
by BlownChevy

12

2,309

FORCED INDUCTION

2005, 48, check, codes, engine, gto, light, limp, magnacharger, misfire, mode, p0068, power, reduced, silverado, sts

"Reduced Engine Power"......

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1 2)

r1les on Oct 6, 2008

Oct 8, 2008 10:38 PM
by FarmTruc

13

3,037

FORCED INDUCTION

Misfire ?????

99RCSB6.0 on Sep 13, 2008

Sep 14, 2008 10:59 AM
by terravast4

2

556

delete, efi, efilive, lincoln, live, misfire, o2, p0300, p0420, p0430, sensors, silverado, trailblazer, tuning, whipple

Deleting Rear o2's with EFIlive - HOW TO?

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1 2)

foxySS on Sep 5, 2008

Sep 6, 2008 06:05 PM
by foxySS

12

11,110

2008, 301, 8, clog, cod, converter, cylinder, diesel, fire, fix, ford, lq4, misfire, miss, number, p0308, silverado

random missfire

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1 2 3)

navy_ao_05 on Aug 12, 2008

Aug 24, 2008 09:42 PM
by 1FastBrick

21

2,911

bad, causing, coil, earth, ground, improper, issues, misfire, misfiring, missfire, nos, performance, r6, top, yellow

Bad Coil Ground Causing Misfires?

foxySS on Aug 21, 2008

Aug 22, 2008 06:58 PM
by foxySS

4

10,737

000604024, 2003, 48, 53, chevy, code, cyl, gm, holes, misfire, p0307, silverado, slowhawk, steam, tahoe

Poll

Why does number 7 fail first (tech only)

(

1 2 3 4)

Wilde Racing on May 16, 2008

Jul 23, 2008 02:52 PM
by Doobie

34

10,135

2008, 43l, 53, bank, chevy, cylinder, dead, lean, misfire, p0300, randommultiple, range, rotella, rpm, sierra, spots, ss, system, tahoe, trailblazer

I hate my truck

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1 2 3)

drkblusierra on Jun 28, 2008

Jun 30, 2008 10:57 PM
by 1FastBrick

21

3,537

Put in TR6's getting misfires

(

1 2)

lpguy on Jun 23, 2008

Jun 26, 2008 11:19 AM
by budhayes3

11

1,627

What's wrong???

(

1 2)

JRsilverado on Jun 14, 2008

Jun 23, 2008 09:40 PM
by 2005 Silverado

19

1,479

Misfire Troubleshooting HELP needed - pls...

FL-Pirate on Jun 14, 2008

Jun 16, 2008 09:00 PM
by FL-Pirate

2

1,349

Blew Tranny a few days ago

(

1 2 3)

KeukaZ71 on Jan 24, 2008

May 12, 2008 04:15 PM
by TURBHOE

25

2,472

2002, 411, 99, battery, dakota, ecm, flashed, light, misfire, pcm, problems, silverado, swap, tune

problem after pcm swap

FstFwrd on Apr 20, 2008

May 3, 2008 04:49 AM
by 454SuperSport

8

3,136

comp, hptuners, misfire, reduce, sensitivity, xr273hr

cam idle

06chevy5.3 on Mar 7, 2008

Apr 21, 2008 10:44 AM
by zapata41

8

4,931

2000, autoenginuity, c0327, circuit, converter, convertor, dtc, encoder, evaporative, incomplete, locking, malfunction, misfire, pro, silverado, system, torque, unlocks

Help? Converter not locking!

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1 2 3 4)

trever1t on Feb 23, 2008

Feb 26, 2008 05:28 PM
by CHEVRACER83

35

3,665

Misfire headache

(

1 2)

joeyc125 on Feb 15, 2008

Feb 17, 2008 01:00 AM
by joeyc125

11

1,669

20045, 214222, 53, 53l, 81l, cam, diesel, duramax, gmc, idles, lope, misfire, random, slight, slp

Damn cam swap

(

1 2)

brodystruck on Nov 25, 2007

Nov 28, 2007 01:58 PM
by Tootall

15

2,443

INTERNAL ENGINE MODIFICATIONS

2002, 3116, 60l, bad, bank, cat, coil, m35a3, maf, misfire, misfiring, sensor, silverado, specs, yukon

Going Nuts with a misfire

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1 2 3)

ZZebes on Nov 13, 2007

Nov 17, 2007 08:03 PM
by zippy

29

3,102

2005, 48, 60lq4, chevy, corvette, fire, misfire, misfire2003, miss, missfire, multiple, multipule, p0300, random, silverado

Random Multiple Missfire...

(

1 2)

bgray on Sep 19, 2007

Sep 24, 2007 09:36 AM
by OnyxSilveradoSS

11

2,346

454, 57l, distributor, gm, ht383e, ignition, misfire, p0327, p1345, problems, relearn, retard, slipping, timing, vortec

OBS HT383E swap throwing two codes: P1345 and P0327

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1 2)

Keith on Sep 11, 2007

Sep 22, 2007 11:51 PM
by Keith

16

12,122

1500hd, 2002, 60, 60l, catalytic, clogged, codes, gm, lean, misfire, radom, w

Stock 6.0L pissin me off!!! Please HELP!

ObsceneHP on Sep 17, 2007

Sep 17, 2007 09:21 PM
by 99 2500

7

935

57, cam, causing, chevy, conversion, csfi, cylinder, fire, mis, misfire, modification, mpi, sensor, shake, shakes, truck

Bad Misfire Please Help

cstande88 on Aug 16, 2007

Aug 16, 2007 06:52 AM
by cstande88

0

576

GMT 900 Trucks General Discussion

2007, 60, colapsed, cylinder, free, lifters, misfire, nbs, silverado, suv

NBS 2007 Drops a Cylinder

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1 2)

2006 8.1 on Jun 1, 2007

Jul 31, 2007 12:04 AM
by niugnep

17

2,341

05, 2005, 53l, accelerating, bad, check, chevy, exhaust, leak, ls1, misfire, o2, sensor, silverado, symptoms

Possible bad O2 sensors

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1 2)

regency on Jul 2, 2007

Jul 15, 2007 03:27 PM
by Yogi Bear

12

1,800

1494, 48, 70mph, code, dodge, gmc, heavy, load, misfire, missfire, p0101, random, sierra, silverado, truck, viper

Random misfire at or near WOT

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1 2)

ernie325 on Jun 10, 2007

Jun 24, 2007 03:29 PM
by ernie325

17

14,100

what is your misfire set at?

phasemaster1 on Jun 11, 2007

Jun 13, 2007 09:33 AM
by phasemaster1

6

725

07, 2000, 2007, 53, chevy, exhaust, misfire, silverado, smoke, smokes, start, startup, white, z71

white smoke at start up exitin the exhaust

(

1 2)

xdanny510x on May 15, 2007

May 16, 2007 04:20 AM
by Spoolin

11

1,424

408, 81l, ford, gm, light, low, misfire, misfiring, problems, rpms, sensitivity, ses, stroker, tsp, tuning, turn

Help me diagnose 408 problem

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1 2)

Lurius on May 13, 2007

May 15, 2007 10:36 PM
by Lurius

19

1,853

2004, 383, 86, carlo, case, idle, learn, log, misfire, misfires, misfiring, monte, silverado, ss, tuning, vortec

Idle misfire - cant figure it out

86MC_SS on May 14, 2007

May 15, 2007 04:13 PM
by 86MC_SS

8

1,075

2007, 53l, 7, compression, cylinder, dodge, gm, hemi, misfire, no, p0307, silverado, witch

which cylinder is #7

blackonblack5.3 on May 12, 2007

May 14, 2007 12:24 AM
by Blown06

6

1,097

truck running rough...

Allan21 on Apr 21, 2007

Apr 21, 2007 10:59 AM
by Allan21

3

675

2006, 60, bad, checking, chevy, gm, idle, lq4, lq9, misfire, misfires, poor, rough, st, surging

6.0 rough idle, misfires

xlcooplx on Apr 15, 2007

Apr 16, 2007 02:53 PM
by xlcooplx

6

7,357

112lsa, 238240, 605609, cam, comp, misfire, obd, po30, po31

OBD trouble code

Rons 5.3 on Feb 15, 2007

Feb 16, 2007 01:51 PM
by Rons 5.3

4

795

01, 1357, 2003, 2005, 53, bank, code, cylinders, engine, gmc, ls, misfire, misfiring, missfireing, p0303, silverado

1-3-5-7 Misfire

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1 2)

jwright350 on Sep 26, 2006

Sep 28, 2006 05:10 PM
by Grumpy5.3

15

129,119

1, 1998, 1998silverado, 57, code, cylinder, flashes, gmc, light, misfire, po301, rough, running, ses, vortec

1998 5.7L misfire, running rough

jlsjoe on Sep 13, 2006

Sep 13, 2006 05:54 PM
by hog

4

4,668

2500hd, 7, 81, 81l, chevy, compression, gm, idle, misfire, misfiring, missfire, sts, test, turbo

Have misfire problem

TieRod on Sep 8, 2006

Sep 9, 2006 01:48 AM
by negativeswitches

2

832

2006, 53, backfire, backfiring, exhaust, header, install, leak, misfire, misfiring, missfire, multiple, random, silverado, test

misfire/backfire

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1 2)

1ImperialSS on Aug 13, 2006

Aug 19, 2006 08:32 AM
by 1ImperialSS

16

5,600