Threads Tagged with knocking

05, c5, c6, cold, corvette, engine, engines, grade, knock, knocking, knocks, ls2, normal, oil, sale, start

LS2 Engine Knock

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kenvet on Jan 16, 2010

Sep 12, 2022 07:52 PM
by JackDidley

25

30,189

additive, fix, hide, knock, knocking, lucas, noise, oil, start, stop, stopped, treatment, weight

Lucas Oil stopped knocking at startup! so what does that mean?

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1 2)

SDS Photography on Sep 26, 2005

Feb 11, 2019 04:28 PM
by Shadowrebel68

27

30,815

2001, 2004, c5, codes, corvette, engine, knock, knocking, lifter, loud, noise, noises, rattling, rear, romoval, stop, valve

2001 C5 Unknown Engine Noise

HazeyDavey454 on Sep 27, 2011

Aug 1, 2018 05:51 PM
by robert1989

10

7,976

bm, box, bushings, c6, corvette, gear, knocking, lever, mount, shift, shifter, short, solid, vibrating, z06

"More" on shifter box bushings - MN6 - A perfect solution!

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RFP on May 15, 2010

Feb 2, 2017 04:19 PM
by CMY SIX

101

27,861

200, ac, battery, boxster, c1761, c5, cel, charging, delco, knocking, maf, making, miles, p1275, p1276, sound, switch

2000 corvette hasent been started for 2 years (grandfather/ownder past away)

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johnrodgers on Jan 29, 2010

Feb 3, 2014 08:59 PM
by dangerz

91

10,401

C5 General

c6, chevy, clatter, corvette, engine, knock, knocking, ls3, nock, noise, piston, problem, slap, tick, warranty

engine knock in 2008 LS3

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slipryvette on May 2, 2011

Dec 15, 2012 07:55 AM
by AU N EGL

24

15,151

Bad knocking... still having truble

dogfish246 on Nov 26, 2012

Nov 28, 2012 02:55 PM
by dogfish246

17

1,575

c4, cam, check, corvette, corvettes, duke, engine, engines, enging, guidlines, knocking, list, noise, procedure, start, williams, zinc

New engine start up

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1 2)

67vetteal on Sep 14, 2006

Nov 17, 2012 04:54 PM
by Jebbysan

20

5,124

Need your help guys!

omc707 on Nov 1, 2012

Nov 1, 2012 09:08 PM
by Jim Barker

3

555

engine noise, knock, knocking, shutting off, smell

C5 Making Odd Sounds, Smell, and Shutting Off

Narwhal Bacon on Sep 18, 2012

Sep 19, 2012 11:15 AM
by wcsinx

6

922

Autocrossing & Roadracing

2004, accelerating, acceleration, c4, cadillac, knock, knocking, low, lsd, noise, rear, thumping, tire, wheel, xlr

Rapid Knocking from Rear Under Hard Cornering/Acceleration

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1 2)

Liquid1 on May 29, 2011

Jul 17, 2012 03:44 PM
by Liquid1

21

6,241

350, chevy, corvette, engine, fuel, injection, knocking, motor, noise, recommended, reviews, sale, superchared, supercharged, turbocharger, turboed, zz4

Supercharged ZZ4 350 engine with low compression

CorvetteC4CABRIO on Mar 22, 2012

May 18, 2012 08:00 PM
by CorvetteC4CABRIO

11

6,448

950, engine, hot, knock, knocking, motor, problems, restarts, running, start, startup, whay

What would cause and engine to knock when starting, but only once hot??

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65silververt on May 13, 2012

May 18, 2012 05:24 PM
by Jackfit

44

5,958

c5, c6, clutch, coming, corvette, disengaged, driveline, knock, knocking, neutral, noise, noisy, sound, whine, z06

[Z06]

Video of clutch out noise in neutral...Help!!

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1 2)

z0sicktanner on Oct 15, 2011

May 2, 2012 08:51 PM
by bearcatt

35

7,457

1500, 1999, 70, c6, car, chevrolet, corvette, engine, good, knocking, mph, race, rpm, rpms, silverado

How many RPM's does your car turn @ 70MPH?

gar4403 on Apr 30, 2012

May 1, 2012 02:55 PM
by b0xm0ns73r

17

7,548

c5, c6, corvette, engine, hear, high, knock, knocking, load, metallic, piston, pistons, rpm, slap, sound, stops

Piston Slap vs Engine Knock

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ramontgo on Apr 23, 2012

Apr 26, 2012 08:20 AM
by Oldvetter

22

12,047

C6 Forced Induction/Nitrous

c6, corvette, dic, knock, knocking, message, start, startup, z06

Heavy knocking on startup for about 10 seconds

Jimmy77 on Mar 30, 2012

Apr 1, 2012 07:53 PM
by Jimmy77

6

1,376

1967, 2000, 327, corvette, engine, fuel, knock, knocking, making, motor, noise, oil, pan, pump, replace, start

Knocking noise in recent 327 rebuild

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nomeansyes on Mar 29, 2012

Mar 31, 2012 12:54 AM
by nomeansyes

44

16,230

08, 2011, c6, corvette, grand, knock, knocking, ls3, noise, removal, sound, sport, torque, tube, turning

Knocking noise - can you help?

gsbryant on Feb 29, 2012

Mar 16, 2012 12:12 AM
by gsbryant

9

3,765

1988, 89, area, belt, c3, c4, corvette, exhaust, fan, flywheel, knocking, loose, noise, smoking, turning

1984 corvette making knocking sound please help

iamkevinbrewer8 on Mar 9, 2012

Mar 12, 2012 10:34 PM
by Frizlefrak

12

5,106

C4 General Discussion

corvette, knocking, l78, performance, powered, upgrades, vbulletin

Proud new owner of an L78 Roadster

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dplotkin on Feb 27, 2012

Mar 2, 2012 11:58 AM
by EddieG

31

1,955

1984, 90, clicking, corvette, dnsity, ecu, engine, knocking, l98, lean, low, lt1, market, rpm, speed, warm, zo6

lean knock at low rpm, crazy rich at high rpm

thurman_merman on Feb 14, 2012

Feb 15, 2012 01:23 PM
by thurman_merman

6

1,433

09, 2009, arp, block, crack, darton, forged, head, knocking, ls7, sale, save, sleeves, studs, z06

[Z06]

Forged ls7 toast!!!!!

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FNQWK on Feb 1, 2012

Feb 11, 2012 07:31 PM
by avalonandl

49

12,228

59, c4, c5, corvette, exhaust, injectors, knock, knocking, noise, tapping, z06

[Z06]

knocking sound

Ashc2025 on Feb 4, 2012

Feb 5, 2012 09:14 AM
by Ashc2025

3

1,472

C5 General

59, c5, corvette, engine, fuel, injector, knocking, loud, ls1, noise, tapping, tick

Tapping/knocking noise evading detection

Z06supercharged on Dec 1, 2011

Dec 15, 2011 11:34 PM
by All_Motor_C5LS6

10

4,767

C5 Forced Induction/Nitrous

c5, corvette, forcedinduction, knocking, sudden, trouble

Knocking problem

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teme on Sep 21, 2011

Dec 15, 2011 08:36 AM
by helga203

36

1,839

1300, 2011, car, catalytic, converter, corvette, engine, knock, knocking, knocks, low, lt1, noise, rpm, soft, sound

Knocking Sound Low RPM

89C4RedRed on Nov 11, 2011

Dec 13, 2011 07:48 PM
by 89C4RedRed

7

2,890

1995, 96, c4, camaro, code, knock, knocking, loud, lt1, misfire, multi, noise, noises, oil, pan

96 lt1 knocking type noise removed oil pan there was no shrapnel

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CAmaninacan on Nov 8, 2011

Nov 16, 2011 08:24 AM
by Snipescastle2

20

10,050

1996, clean, compression, corvette, knock, knocking, lost, lt1, oil, rod, troubleshoot

lt1 96 vette knocking?????? HELP

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CAmaninacan on Nov 1, 2011

Nov 7, 2011 06:22 PM
by CAmaninacan

21

3,660

026, c4, corvette, distributor, hei, hot, knocking, play, sound

Need Help Diagnosing Knock Sound

cumbercr on Nov 2, 2011

Nov 6, 2011 02:46 AM
by 87 vette 81 big girl

12

2,335

2010, c6, corvette, exhaust, heat, knocking, leak, raddle, rattle, shields, sound, sounds, suspension, z06

[Z06]

what can the over axel pipes touch to cause a rattle/knocking sound

1320IN9 on Oct 17, 2011

Oct 19, 2011 11:02 PM
by tjwells

18

2,572

bottom, c5, cold, collapsed, corvette, knock, knocking, lifter, low, ls1, make, mileage, motor, rod, sound

99 corvette - rod knock?

mysjet on Oct 10, 2011

Oct 10, 2011 08:51 PM
by ricknyc23

3

1,485

2005, axle, c6, common, corvett, corvette, coup, coupe, covette, issues, knocking, maintenance, noise, problem, problems, rear, transmission, troubles

2005 Corvette Maintenance / Unresolved Problems

TheEdgeofSanity on Oct 2, 2011

Oct 6, 2011 02:05 PM
by TheEdgeofSanity

7

4,621

6spd, 89, 96, c6, corvette, gas, grinding, knocking, letting, lift, noise, problems, rattle, transmission, vette, zf6

ZF6 transmission noise with no throttle

Waspination on Sep 16, 2011

Sep 28, 2011 10:40 PM
by 87 vette 81 big girl

9

5,801

bearing, c4, c6, clutch, corvette, dissengaged, knocking, noise, overland, park, replacement, throw, throwout, transmission, z06, zr1

Greasing Throw out bearing- ZF

Kleantouch on Dec 27, 2010

Sep 5, 2011 06:49 PM
by dizwiz24

14

6,931

60, c6, corvette, knocking, link, rear, suspension

60' vette... squeak in rear suspension!

JOHN383 on Aug 27, 2011

Aug 27, 2011 10:20 PM
by Frankie the Fink

9

1,523

2004, 2005, 2008, c2, c6, corvette, gearbox, knocking, manual, maual, problem, problems, transmission

Manual Transmission Problem

AH-PSHAW on Aug 21, 2011

Aug 21, 2011 12:02 PM
by Raazor

1

2,078

02, c6, cam, corvette, engine, install, installing, knock, knocking, limits, noise, swap, train, valve, valvetrain

[Z06]

HELP. Valvetrain trouble after cam install

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Buddy A on Jul 16, 2011

Aug 18, 2011 06:57 PM
by Buddy A

64

6,203

1986, 383, bottom, c4, corvette, engine, front, idle, knock, knocking, motor, stroker

383 Engine knock?

C4vettrn on Apr 29, 2011

Aug 5, 2011 11:15 PM
by coupeguy2001

12

5,218

1982, 2004, c3, c5, c6, car, coasting, corvette, driveline, horrible, knocking, low, noise, rear, sound, speed, tapping, transmission

Driveline Knocking noise..Where should I look?

J S Machine on Jul 25, 2011

Jul 26, 2011 04:39 PM
by Choose1

4

1,537

car, corvette, drive, flywheel, forum, knocking

Is Driving with a "Knocking Flywheel" OK?

calvinlc on Jul 10, 2011

Jul 21, 2011 08:52 AM
by Psychored

9

8,014

1978, 78, c3, camber, corevette, corvette, differential, drive, jack, knocking, left, negative, rear, removing, shaft, shocks, suspension, vette

rear suspension knock 78 vette

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steveprokop on Jul 10, 2011

Jul 17, 2011 08:38 AM
by ...Roger...

24

2,015

C3 General

acceleration, banging, bottom, bump, c6, car, cats, corvette, excelleratin, experienced, hard, knock, knocking, noise, slight, speed

[Z06]

Knocking noice during hard acceleration?

2003yukondenali on Jun 16, 2011

Jul 9, 2011 10:22 PM
by 2003yukondenali

19

2,989

1968, advance, c3, corvette, engine, hot, knock, knocking, rod, spark, worse

Engine Knocking

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1 2)

dgood on Jun 30, 2011

Jul 2, 2011 04:37 PM
by bobs77vet

32

2,487

audio, c6, corvette, engen, engine, knock, knocking, knocks, low, luck, modify, motor, octane, sound, whats, z06

What does engine knock sound like

ChrisJP85 on Jun 3, 2011

Jun 5, 2011 11:54 PM
by dbguettl

14

3,123

c4, c6, change, corvette, engine, knock, knocking, location, motor, senor, start, started, starting, starts, temp

Engine knocking at first start up

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1 2)

Clint McFarland on May 26, 2011

May 27, 2011 09:15 PM
by NOCRISIS

21

10,601

2000, 57l, 84, c5, corvette, cranking, engine, knock, knocking, ls2, nock, noisy, performance, start, tapping

Engine knocking at first start up

Clint McFarland on May 26, 2011

May 26, 2011 08:58 PM
by TNTC4VETTE

5

1,439

c5, cam, corvette, dyno, exhaust, harland, install, knocking, ls1, noise, pickup, rattle, rockers, sharp, smashing, tube

First minute loud thicking noise after cam dyno session

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1 2)

always faster on Mar 30, 2011

May 16, 2011 05:55 PM
by Chevy Guy

33

2,854

01, 2003, causing, corvette, end, front, knock, knocking, loose, motiion, noise, nuts, rear, suspension, vette, zo6

Knocking Noise

TomsZ06 on Apr 30, 2011

May 3, 2011 04:03 PM
by Corvette ED

11

3,167

bumps, c3, clicking, corvette, knock, knocking, low, rear, rebar, sound, speed

clicking/knocking sound over speed bumps

rebar on Apr 30, 2011

May 1, 2011 03:28 PM
by nch209

7

1,152

383, accelerating, acceleration, c5, c6, corvette, engine, full, hard, kn, knock, knocking, mas, pinging, seals

Engine Knock on hard acceleration

Ravine Speed on Apr 26, 2011

Apr 26, 2011 06:51 PM
by Ravine Speed

4

2,031

c3, corvette, engine, headers, hot, knock, knocking, long, rod, rodknocksymptomsyoutube, sbc, sits, sound, tap, tube, videos

[video] Could it be rod knock?

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GrandSportC3 on Apr 24, 2011

Apr 25, 2011 11:23 PM
by Birdman

32

3,348

90, 94, banging, bell, bellhousing, clutch, corvette, deceleration, engine, housing, knocking, noise, sound, tapping, warm

Knocking sound in bellhousing

90C4sRule on Apr 24, 2011

Apr 25, 2011 11:44 AM
by 90C4sRule

6

3,315

1998, 2ss, acts, camaro, corvette, cuts, dies, engine, high, knocking, lost, magnuson, motor, pinging, rpm, rpms, shut, supercharger, throttle, tune, vehicle, z06

[Z06]

Cutting Out / Engine won't die

outbackfarmer on Apr 17, 2011

Apr 23, 2011 11:34 AM
by Chuck CoW

16

2,446

84, back, body, brakes, braking, car, corner, corvette, drive, hear, knocking, noise, press, rear, stops

Knocking Sound In back right wheel?

QuietGuy on Apr 15, 2011

Apr 17, 2011 09:34 AM
by QuietGuy

6

3,683

acceleration, corvette, engine, knocking, sound

NEED HELP! Engine sound advice

Ventolin on Apr 14, 2011

Apr 16, 2011 09:39 AM
by Ventolin

8

1,064

balancer, corvette, hammer, harmonic, knocking

Harmonic Balancer

TX63CONV on Apr 7, 2011

Apr 11, 2011 01:38 PM
by MikeM

14

1,143

1986, acura, corvette, dropping, drops, gauge, idle, integra, kill, knocking, motor, oil, pressure, sending, sound, unit

Indicated Oil Pressure Drops to 0 after 3-5 miles 1986 Vert

3D-Aircrew on Mar 22, 2011

Apr 7, 2011 03:52 PM
by leesvet

9

2,088

2011, c5, chevrolet, clicking, comming, corvette, knob, knocking, niose, noise, ratle, rattle, shift, shifter, z06

[Z06]

Rattle from Shifter and/or Knob... (all stock)

Alaskanpilot on Apr 6, 2011

Apr 6, 2011 11:30 PM
by Alaskanpilot

9

1,718

c5, corvette, drivetrain, knocking, sound

'03 Z knocking sound.

Write2Drive on Mar 29, 2011

Apr 4, 2011 11:32 AM
by Write2Drive

1

583

c4, c6, car, coming, corvette, end, gear, knocking, line, low, making, noise, noises, powertrain, rear, sound, speed, straight

[Z06]

odd noise from rear end of the car...

Hercules Rockefeller on Mar 28, 2011

Apr 3, 2011 02:17 AM
by Bud Meyer

17

1,806

2005, block, c5, conversion, corvette, engine, knock, knocking, ls1, ls2, sensor, sensors, setup, tapping, z06

anyone use LS2 knock sensors on LS2 C5 conversion?

SacCityCorvette on Mar 29, 2011

Mar 30, 2011 09:45 AM
by quadman

1

2,526

1971, clutch, corvette, depressed, knocking, makes, maks, noise, pressed, reviews, sound

1971 Vette Clutch when pressed down makes a knocking noise

Paulm1271 on Mar 19, 2011

Mar 20, 2011 03:32 PM
by djrammer

1

880

1500, 1978, 400, corvette, drive, engine, forum, gear, knock, knocking, l82, make, noise, rpm, shaft

78 L82 Have slight knock cold. Goes away at say 900 rpm

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78 C3 Light Corvette Blue on Jan 26, 2011

Mar 20, 2011 02:35 PM
by l88rocket

37

2,320

c6, corvette, knocking, noise, sound, sounds, suspension, z06

[Z06]

Knocking sound

PJohnsonATX on Mar 4, 2011

Mar 4, 2011 08:26 PM
by RichieRichZ06

2

859

69, c4, c5, corvette, engine, hot, knocing, knocking, motor, noise, rebuild, slight, sound, tapping, top, zr1

Engine knocking noise .. to rebuild or not to rebuild

volition on Mar 2, 2011

Mar 3, 2011 05:02 PM
by volition

7

2,662

2003, c4, c5, c6, corvette, exhaust, hotchkis, knocking, muffler, nastyz, pipe, rattle, rattles, rattling, slowing, spring

Exhaust rattle! Help!!!!

01C5VETTEMAN on Feb 16, 2011

Feb 18, 2011 08:01 PM
by Ole Blaster

8

2,075

2011, advice, calve, check, cold, corvette, filter, knock, knocking, makes, making, noise, oil, start, tap, valve, winter

Advice really needed here (please)......

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1 2)

texastim on Feb 17, 2011

Feb 18, 2011 03:13 PM
by usraptor

27

2,230

996, direct, drive, end, engine, final, injection, knocking, low, ls, ls7, motor, porsche, stock, torque

[Z06]

Demo'd LS7 torque capabilities to a Porsche owner

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FNBADAZ06 on Jan 30, 2011

Feb 3, 2011 04:42 PM
by FNBADAZ06

41

4,128