Threads Tagged with knocking

engine, intake, internal, knocking, knocknig, ls1, ls2, motor, noise, oil, ported, pump, tap, tapping, tech

sudden tapping/knocking noise

secondending on 06-01-2012

06-03-2012 09:08 PM
by OffspringZ28

6

8,182

Pontiac Firebird 1967-2002

bottomed, clutch, converter, convertorknocking, knock, knocking, make, making, nocking, noise, push, sound, torque, tourque, transmission

Torque Converter making knocking sound not sure why

71SkylarkNC on 05-23-2012

05-23-2012 02:13 PM
by 71SkylarkNC

5

16,801

Manual Transmission

1967, 2002, 34l, 57, engine, firebird, knock, knocking, ls1tech, pontiac, random, rod, squeak, whats

Engine Knock HELP

Redman883 on 05-13-2012

05-16-2012 03:56 PM
by 2000Hawk#317

1

839

bearing, diagnose, diagnosing, falling, flakes, knock, knocking, lifters, low, ls1, ls1tech, makes, noise, oil, pressure, sound, spum

Knocking Sound, Help Me Diagnose?

need2speed94 on 05-12-2012

05-12-2012 07:04 PM
by need2speed94

4

740

Generation III External Engine

2012, camaro, cluht, clutch, engine, firebird, header, hitting, instalation, install, knock, knocking, speed, ss, tuning

Knock after clutch/header install

Martin HD-28 on 05-07-2012

05-10-2012 09:36 PM
by sepsis

12

1,193

350, 42, bearings, engine, flakes, hemi, knock, knocking, main, metal, motor, oil, slight, spun, vortec

Metal in oil, slight knock, and vibration - engine is toast, but what happened?

mike_c on 05-09-2012

05-10-2012 04:32 PM
by mike_c

3

2,374

Cadillac CTS-V 2004-2007 (Gen I)

09, 2009, activate, burst, cadallac, ctsv, delta, false, knock, knocking, ls1, retard, sensor, supercharger, tech

false knock methinks

ichpen on 05-10-2012

05-10-2012 03:00 PM
by ichpen

7

1,795

5000, ctsv, hear, js, jsknock, jsvampire, kit, knocking, lowest, ls1, rpm, safeguard, sensitivity, shudder, vampire

I love my J&S Vampire!!!

TheREALSmokin04 on 05-09-2012

05-10-2012 03:11 AM
by ls1 1990 VN

1

987

Generation III External Engine

banking, car, cars, dual, internet, knocking, powered, pulling, randomly, sand, sport, timing, tsb, vbulletin

Why is my car knocking at randomly rpms?

OMGls1jz on 05-04-2012

05-06-2012 07:46 AM
by Slowhawk

5

1,049

PCM Diagnostics & Tuning

bearin, bearing, bearings, engine, knock, knocking, long, lost, low, ls1, oil, pressure, shut, spun, truck

Need HELP! No oil pressure, knocking... spun bearing?

Chevyboi09 on 04-30-2012

05-05-2012 04:33 PM
by Chevyboi09

4

5,374

Generation IV Internal Engine

08, 2012, camaro, evap, inside, intake, knocking, ls1, ls1tech, ls2, ls6, noise, ported, solenoid, weird

knocking sound after ls6 intake

dont z20h8 on 05-03-2012

05-04-2012 12:43 AM
by thegodfather899

9

1,547

Generation III External Engine

2009, 2012, 243, back, boost, cadillac, cam, cts, ctsv, drop, hold, knocking, money, ported, sale, supercharger

Thoughts?

(

1 2)

wcryan on 04-16-2012

04-17-2012 09:30 PM
by itsslow98

24

1,778

Cadillac CTS-V 2004-2007 (Gen I)

17, 2000, 71, 72, chevelle, donk, hood, knocking, l88, pro, rim, sale, sound, tour, touring

71 chevelle + 6.0 w/ 4l60 = wait and see

(

1 2 3 4)

71 chevelle on 02-02-2009

04-09-2012 02:03 AM
by 71chevyy

68

45,439

Conversions & Swaps

car, damaging, filter, knock, knocking, loud, ls1, oil, sound, stop, tick, ticking, tickingknocking

New ls1 owner ticking/knocking HELP!!

2k2 Z on 04-05-2012

04-06-2012 07:27 PM
by 99fbodyTA

2

678

New LS1 Owners - Newbie Tech

Poll

knock lt1!!!!!

(

1 2)

98gtp on 03-28-2012

04-03-2012 08:09 PM
by Speedy

20

2,325

37, bearing, engine, knock, knocking, lose, ls1, ls1tech, oil, power, pressure, rod, signs, spun, symptoms, sythoms

What are symptoms of rod knock/spun bearing?

TurboGoKart on 03-11-2012

04-01-2012 03:26 PM
by TurboGoKart

15

88,087

2004, 96, building, camaro, chevy, engine, find, fix, gto, hear, knock, knocking, lt1, rod, shortblock

Rod knock, really?

(

1 2)

notsue on 03-25-2012

03-27-2012 08:19 AM
by notsue

22

3,042

2000, 57, headers, install, knock, knocking, loud, ls1, make, noise, pulley, rpm, sbc, sound, tech, ticking

please don tell me i have to tear into the engine...

KyleW707 on 03-21-2012

03-21-2012 09:08 PM
by IronOutlaw

15

881

2012, camaro, coming, engine, head, knocking, left, ls1, ls1tech, noise, noises, side, slight, sound, tapping, weird

Help Weird engine noise

ryankeene on 02-29-2012

03-07-2012 04:43 PM
by ryankeene

6

1,047

New LS1 Owners - Newbie Tech

2500, block, drive, driving, engine, highway, knock, knocking, light, ls1, neutral, noise, oil, rpm, valvetrain

engine knocking on highway

BrandonM1004 on 03-03-2012

03-07-2012 01:33 PM
by BrandonM1004

10

5,795

bad, code, engine, filter, good, knock, knocking, lifter, ls1, misfire, misfiring, oil, plugs, random, skip, smoking, ws6

2002 WS6 misfire and knock

jj20_09 on 03-06-2012

03-07-2012 12:15 PM
by ghardester

1

946

computer, corvette, deceleration, grand, knick, knock, knocking, learned, lettibg, ls1, ls2, national, retard, throttle, timing, tuning

Knock Retard on Deceleration...?

Nexus9 on 03-03-2012

03-03-2012 02:50 PM
by Nexus9

2

3,273

PCM Diagnostics & Tuning

broken, bulletin, flexplate, gm, hemi, knocking, loose, ls1, ls1tech, normal, oil, piston, slap, sound, tech

knocking noise (not piston slap)

takdesigns on 02-20-2012

03-01-2012 09:44 PM
by takdesigns

7

2,238

bad, car, click, crank, dash, key, knocking, motor, start, starter, starting, trans, turn, turning, vats

Car does not start, does not turn over

(

1 2)

transAMchubby on 09-06-2011

02-29-2012 10:07 PM
by transAMchubby

28

12,744

Woke up and engine knocking, What is it?

Tubba on 02-29-2012

02-29-2012 08:48 PM
by redsilv

4

677

2000, block, cam, cost, engine, heads, knocking, ls1, nexml, rebuild, rr, short, stock, tebuild, trans

New life for an ls1. Rebuilding?

DirtyLs1 on 02-23-2012

02-23-2012 07:30 PM
by TurbopigB4C

14

32,325

New LS1 Owners - Newbie Tech

1986, 2001, camaro, cold, decabonizer, drink, engine, knocking, knocks, ls1, oil, silverdo, warmup, ws6, z28

LS1 Knocking when cold...normal?

(

1 2 3 4)

Rchumsae on 02-06-2004

02-19-2012 06:09 PM
by GMtechmatt

71

36,984

00, 500, bent, camaro, code, engine, gc, knock, knocking, light, ls1, mile, pushrod, sputtering, ss, stop, throw

LS1 started sputtering and knocking... Help please

ZACK777 on 02-17-2012

02-18-2012 06:10 PM
by eb110americana

3

1,124

chevrolet, engine, foam, kn, knocking, lifter, lifters, ls, ls1, ocking, oil, sea, seafoam, seafoan, sound, tick

Seafoam in oil

Jimmy WS6 on 02-17-2012

02-18-2012 12:02 PM
by RedMilleniumZ28

5

6,093

cts, ctsv, engine, knocking, ls6, noises, noisy, normal, piston, slap, sound, ticking

Noisy LS6

Tank52 on 02-16-2012

02-16-2012 07:06 PM
by Tank52

0

752

2000, accelerating, braking, camaro, frequency, high, knocking, ls1, neutral, pontiac, powered, slowing, sound, turning, vbulletin

just bought, knocking noise help, other?

sheaadams86 on 02-12-2012

02-16-2012 07:17 AM
by sheaadams86

9

1,762

2001, 2012, 53l, headers, issues, knocking, ls1tech, passenger, pontiac, side, sound, trans, truck

2001 Trans Am Issue

Blue01T/A on 02-10-2012

02-10-2012 11:06 PM
by IRONFIST

4

653

camaro, car, drive, driving, gear, knock, knocking, knocks, nocking, noise, put, putting, safe, sound, trannys

knocking sound in drive?

01BlueSS1995 on 02-06-2012

02-06-2012 07:45 PM
by 01BlueSS1995

2

4,526

1994, camaro, cp, engine, knocking, load, ls1tech, lt1, missing, paint, pinging, pistons, sounds, spray, z28

Pinging or Knocking

LTX on 01-28-2012

01-30-2012 09:44 AM
by quik95lt1

11

2,046

5.3l rod knocking

genesisjoelton on 01-06-2012

01-18-2012 09:16 PM
by hempkat94z

2

657

Parts Classifieds

53, bearing, bearings, bottom, cam, end, fo, knocking, lh6, rod, s10, spun, squealing, tr224

5.3 went down ...

widopn on 01-10-2012

01-12-2012 12:59 PM
by widopn

6

1,085

al, bent, car, clickingknocking, driving, engine, knocking, loud, louder, ls1, lt1, misfire, pontiac, pushrod, sudden, suddenly, symptoms

Sudden Loud knocking

(

1 2)

qwikz28 on 01-01-2012

01-08-2012 09:08 PM
by qwikz28

24

13,310

1999, back, bucking, camaro, car, firebird, gas, give, ideas, idle, knock, knocking, ls1, misfire, stall, stalled, stalling, start, started, stopped

stalling and knocking ls1 WTF?

turbocreeper on 01-01-2012

01-04-2012 06:30 PM
by turbocreeper

5

1,623

3k, amount, blinks, camaro, check, code, codes, engine, knocking, light, ls1, misfire, p0400, rattle, silverado, small, stays

LS1 misfire codes P0400 HELP

WindyCitySuperSport on 12-23-2011

12-25-2011 05:05 PM
by blade2222

4

1,255

95, alternator, bearing, cab, chevy, claping, engine, hearing, inside, knocking, ls1, make, noise, noises, single, slapping, speed

Hearing noises from my 60k LS1

71LS2Camaro on 12-22-2011

12-23-2011 01:36 PM
by versz

6

879

Generation IV Internal Engine

4l60e, install, knocking, loud, ls1tech, noise, sound, th350, transmission

Horrible noise after tranny install

BBUIKEMA on 12-21-2011

12-23-2011 11:25 AM
by performabuilt

4

1,094

Automatic Transmission

block, c6, corvette, engine, fast, intake, knock, knocking, lifter, ls3, mileage, noise, quality, rod, sound, valve

ls3 Engine Knock at 8,000 miles ???

Redcorvette2000 on 12-05-2011

12-17-2011 10:27 AM
by Morten_LS3_R32

4

6,395

95, 97, bad, camaro, checking, fuel, knock, knocking, light, lt1, miss, misses, pressure, small, spark

Need help with spark knock miss on lt1

whitelx1 on 12-12-2011

12-13-2011 06:53 PM
by whitelx1

1

1,829

2000, camero, knocking, leaks, lifter, lost, low, ls1, makes, noise, oil, quarts, rpms, truck, zx12

Lost oil, now its knocking

(

1 2 3 4)

SportGoldSS on 11-05-2011

12-13-2011 06:21 AM
by Moter

66

5,190

Cadillac CTS-V 2004-2007 (Gen I)

2004, 5w30, cold, ctsv, engine, grand, knock, knocking, load, ls6, making, noise, prix, rattle, start

knocking noise under load

DSM CTS-V on 12-03-2011

12-05-2011 05:55 PM
by serik21

7

3,809

bad, bearing, boat, coil, conferm, copper, filter, flakes, knock, knocking, loud, make, oil, quiet, rod, spun

Is it Rod knock?

3rdCoastPowerSports on 11-23-2011

11-24-2011 04:14 PM
by second_2_none

13

1,848

1996, 93, backfire, camaro, crossed, egr, idle, knocking, lt1, misfire, misfiring, plug, problems, signs, spark, wire, z28

VID LT1 backfire at idle HELP!!

FocusVince on 11-21-2011

11-22-2011 10:26 PM
by FocusVince

17

6,933

bearings, car, catalytic, converter, factory, hard, knocking, ls, ls1, replaced, replacement, replacing, rod, rods, speed, transam, warranty

Factory warranty procedures if replacing LS1 (or any) rod brgs - what else gets done?

Firebrian on 11-20-2011

11-22-2011 12:19 PM
by Tech

19

1,414

1994, banging, engine, goes, kmocking, knock, knocking, lifter, lm7, loud, ls1tech, lt1, noise, push, rod, trans

knocking sound that comes and goes?

JACE323 on 11-07-2011

11-20-2011 12:58 PM
by andrewss

15

21,542