icm

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92, bad, c4, code, corvette, data, enable, fixed, fuel, h62, icm, light, security, stream, trouble

code h62 fixed with new icm?

littlesk8cracker on 11-29-2010

07-22-2018 01:27 PM
by jsuzz_22

8

4,205

C4 Tech/Performance

95, accelaration, bad, bogging, corvette, heated, icm, location, lose, loss, lt1, oxygen, power, resistance, sensor

Loss of power, 95 LT1

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1 2)

MikeC4 on 07-29-2005

02-15-2018 05:05 PM
by pcolt94

32

17,818

C4 Tech/Performance

3000, advance, c4, coil, corvette, delteq, distributor, icm, idle, ignition, lt1, module, picture, problem, rpm, timing

What on earth is a coil module? (NOT ignition module)

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1 2)

Terrible Juan on 08-27-2007

07-02-2016 04:15 PM
by 2vettefamily

39

8,528

C4 Tech/Performance

12, 1994, 51, c4, code, coevette, corvette, dtc62, ecm, error, fail, gm, icm, pin, prom

Possible failing ECM or PROM

daveshea on 10-07-2011

10-13-2015 11:51 AM
by confab

13

7,271

C4 Tech/Performance

36, 42, change, code, coil, dead, die, driving, engine, heads, icm, ignition, lt1, opti, turn, wiring

94 LT1 just turns off while driving? Help?

mdell2 on 01-15-2010

08-13-2014 03:07 AM
by lt4obsesses

15

31,156

C4 Tech/Performance

1994, 36, bbd, c4, car, change, code, corvette, corvetteforum, dtc, icm, opti, optispark, replacement, running, spark

DTC/Code 36 After Optispark Replacement

redzr1 on 08-14-2011

06-26-2014 03:00 PM
by DaveD2

7

9,965

C4 Tech/Performance

1984, 1993, bad, connection, corvette, distributor, ecm, faulty, firing, icm, miss, opti, optispark, spark, symptom, symptoms

Is this a Opti spark problem?

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1 2)

QBLU92 on 06-17-2008

09-07-2013 01:45 PM
by ellymae

39

12,898

C4 Tech/Performance

backfire, bad, build, carbon, corvette, cylinder, diagnosis, gasket, head, icm, intake, lt1, make, misfire, motor, sparkplug

94 LT1 Missfire-How did you fix it?

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1 2 3 ... Last Page)

asjwalsh on 07-19-2011

08-29-2013 12:14 PM
by ken94

100

40,996

C4 Tech/Performance

1994, c4, corvette, diagram, fire, forum, icm, ignition, issues, l98, location, motor, spark, start, wont

1994 Corvette will not start ( no spark)

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1 2 3)

oliver on 06-02-2011

05-12-2013 01:44 PM
by Mike Erskine

40

28,340

C4 Tech/Performance

1996, 2005, 96, code, codes, corvette, dtc, icm, lt4, p0300, part, po300, troubleshoot

1996 LT4 code P0300

bgrant_12002 on 09-07-2009

03-29-2013 11:31 AM
by bgrant_12002

7

2,413

C4 Tech/Performance

1992, 1993, 93, c4, changed, corvette, engine, fire, forums, icm, info, lt1, start, turns, wont

1993 LT1 wont start

Captian Caveman on 09-05-2011

01-04-2013 12:49 AM
by FrankieD

18

12,971

C4 Tech/Performance

LTCC help

Jonnymac on 06-20-2012

06-20-2012 09:04 PM
by Jonnymac

5

1,197

C4 Tech/Performance

92, corvette, crank, icm, opti, replaced, start

'92 won't start...

darKness2 on 05-13-2012

05-13-2012 11:14 PM
by Railroadman

2

905

C4 General Discussion

coil, corvette, cover, distributor, dui, hei, icm, kit, sale, streetstrip

HEI distributor w/ DUI coil, cap, rotor, ICM. Brand new Gear

Dr.Huxtable on 03-20-2012

04-02-2012 09:47 AM
by Dr.Huxtable

14

1,223

C4 Parts for Sale/Wanted

95, circuit, coil, control, corvette, ground, icm, ignition, igniton, lt1, module, open, points, shorted, spark, test

Ignition control circuit

captained230 on 02-17-2012

03-05-2012 04:18 PM
by captained230

15

8,022

C4 Tech/Performance

01, 1984, 84, adjust, c4, c5, change, changing, coil, control, corvette, icm, ignition, location, module

Coil Change and Ignition control module...

HeavyMetalHawk on 02-01-2012

02-01-2012 12:07 PM
by HeavyMetalHawk

2

1,290

C3 Tech/Performance

2012, chandler, coil, corvette, engine, icm, motorsports, opti, shuts, temp

Engine shutdown, immediate restart at Op Temp

JM95 on 04-12-2011

01-31-2012 09:33 AM
by DMarusa

7

1,092

C4 Tech/Performance

1994, 94, c4, check, coil, corvette, corvetteoptispark, icm, opti, optispark, run, spark, starts, stops, vette

1994 C4 Coupe .....Optispark or what?

365021 on 01-21-2012

01-23-2012 07:57 PM
by 365021

11

2,456

C4 Tech/Performance

85, 86, aftermarket, budget, coil, corvette, distributor, dui, forum, forums, icm, price, sbc

Aftermarket Distributor?

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1 2)

vetteocaster on 01-12-2012

01-23-2012 03:16 PM
by GREGGPENN

21

4,028

C4 Tech/Performance

10483131, 94, compound, control, corvette, gm, heat, icm, ignition, module, sale, transfer

ICM, Ignition Control Module, NIB AC Delco GM # 10483131

pelensky on 12-02-2011

12-02-2011 09:10 AM
by pelensky

0

761

C4 Parts for Sale/Wanted

84, bank, c4, cap, corvette, icm, injector, injectors, issue, left, problems, replacement, vette, wire, zr1

88 C4 has injector and ICM problem

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1 2 3)

DMheart on 10-31-2011

11-30-2011 11:55 AM
by DMheart

56

7,323

C4 Tech/Performance

42, 84, 94, bad, code, codes, cool, corvette, fix, fixes, icm, lt1, overheating, replaced, runs

ICM and code 42 fix...finally

derekguzz on 11-12-2011

11-14-2011 06:10 PM
by derekguzz

14

7,268

C4 Tech/Performance

Replacing ICM

tjbagz on 10-30-2011

10-31-2011 08:46 AM
by Muffin

2

1,860

C4 Tech/Performance

42, 94, bad, code, corvette, icm, issues, symptoms

94 vette with code 42

marcwb on 10-17-2011

10-18-2011 07:17 PM
by derekguzz

5

1,439

C4 Tech/Performance

1986, 1990, 42, 90, code, codes, corvette, dtc, dtc42, icm, lt1, timing, zr1

DTC 42 means?

97VetteDan on 10-02-2011

10-03-2011 09:51 AM
by AGENT 86

4

1,929

C4 Tech/Performance

1984, 1994, 42, burning, code, corvette, h42, icm, replaced, trouble

H42 code still

derekguzz on 09-09-2011

09-12-2011 08:38 PM
by derekguzz

14

4,931

C4 Tech/Performance

1996, 92, 94, 96, corvette, die, dies, fires, icm, lt1, lt1startsanddies, runs, stalls, start, starting, starts

1996 lt1 starts and dies

italian1969 on 09-04-2011

09-06-2011 11:39 AM
by FLASH92LT1

5

2,637

C4 Tech/Performance

automotive, c4, car, corvette, icm, ignition, needed, pigtail, pigtails, whats, wire

ICM pigtail..webiste needed

derekguzz on 09-03-2011

09-04-2011 04:51 PM
by WW7

7

922

C4 General Discussion

1994, 91, 94, burning, c4, corvette, failure, icm, location

ICM - wish I would have read this thread

jsims002 on 08-31-2011

09-02-2011 08:45 PM
by jsims002

9

1,408

C4 General Discussion

92, bad, c0rvette, c4, communicate, corvette, diagram, ecm, forumicm, fuel, guru, icm, injectors, keeping, optispark, pulsing, start

could bad icm=no injector pulses

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1 2 3 ... Last Page)

mintc on 07-22-2011

08-25-2011 04:01 PM
by mintc

66

13,685

C4 Tech/Performance

1989 Corvette Help

BUDAMMO on 08-23-2011

08-24-2011 10:15 AM
by oldalaskaman

8

674

C4 Tech/Performance

Need help w/94 engine wiring harness grounds

Coves4me on 08-11-2011

08-12-2011 06:23 PM
by leesvet

9

870

C4 Tech/Performance

1992, 92, c4, car, coil, corvette, crank, cranks, driving, icm, ignition, light, security, shuts, start, stay, vats, wont

92 dies / cranks but no start

ricott on 08-06-2011

08-07-2011 07:56 PM
by jaa1992

5

3,160

C4 Tech/Performance

93, c4, coil, corvette, heat, hot, icm, ignition, lacation, lt1, module, sink, test

93 ignition module , HOT !!!!!!!!!!!!!

barney10mm on 07-12-2011

07-15-2011 12:20 PM
by jaa1992

12

2,548

C4 Tech/Performance

1992, 92, bad, bench, changing, chevrolet, chevy, corvette, easy, fails, good, hot, icm, lt1, replacing, store, test, testing

ICM Test

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1 2)

C4Mark58 on 05-23-2011

07-03-2011 11:04 PM
by ninetyfivevette

22

12,336

C4 Tech/Performance

1992, bad, burning, c4, corvette, failure, frying, head, icm, installing, lt1, mounted, space, symptoms, troubleshooting, washers

ICM failure again!!

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1 2)

93cruiser on 01-31-2011

07-01-2011 08:48 PM
by helphos

24

6,964

C4 Tech/Performance

94, borg, bracket, c4, coil, control, corvette, dielectric, grease, icm, ignition, installation, module, testing, warner

Ignition Control Module question on a 94...

Coves4me on 05-16-2011

05-17-2011 09:58 AM
by JM95

10

4,595

C4 Tech/Performance

connector, corvette, delteq, icm, problem, problems

Bizarre ICM problem solved after removing Delteq.

ninetyfivevette on 05-14-2011

05-14-2011 06:20 PM
by ninetyfivevette

0

635

C4 Tech/Performance

1994, 1995, 1996, 96, control, corvette, engines, icm, ignition, interchange, lt1, module, number, part, work

Can 1996 and 1995 ICM interchange?

ninetyfivevette on 04-22-2011

04-23-2011 04:12 PM
by ninetyfivevette

5

1,646

C4 Tech/Performance

c4 won't start but cracks really fast

EMBPILOT on 04-06-2011

04-21-2011 10:44 AM
by EMBPILOT

18

974

C4 Tech/Performance

1989, c4, closed, corvette, fix, gasket, head, icm, loop, lt1, misfire, missfire, repair, startup, warm

Help chasing misfire after 'repair'

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1 2)

tlong on 03-09-2011

04-07-2011 05:49 AM
by kenmohr

21

3,844

C4 Tech/Performance

93, corvette, cuts, icm, replacement, shuts, shutting, warmed

My 93 corvette engine shuts off

belluomo on 01-30-2011

01-30-2011 09:55 PM
by ChrisLT1conv

4

843

C4 Tech/Performance

Shutting down problem

BigJohnC1 on 01-23-2011

01-24-2011 08:28 PM
by BigJohnC1

4

418

C4 General Discussion

96, bad, check, coil, corvette, ecm, failure, housing, icm, loose, lt1, problem, start, testing, vette

LT1 ICM -vs- ECM Failure

skylarkul on 12-19-2010

01-24-2011 07:58 PM
by tblt44

12

5,634

C4 Tech/Performance

1992, 1993, 92, 93, aftermarket, control, corvette, corvettes, forum, icm, ignition, module, prices, replacement, symptoms

Ignition Control Module Best Prices - for a 1993

BIGJIM13 on 01-03-2011

01-04-2011 03:23 PM
by jaa1992

3

2,457

C4 Tech/Performance

36, 42, 62, chandler, codes, connector, corvette, fuel, icm, lt1, motorsports, opti, ran, sensor, start, temperature, wont

No start after Opti-job Codes 42 & 62

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1 2)

ragni on 12-18-2010

12-23-2010 03:39 PM
by ChandlerMotorsports

22

2,589

C4 Tech/Performance

300, accel, bypass, ddahlgrenlmlscom, ice, icm, lt1, night, stock, taconic

Car Died on the Drive Home Last Night on the Taconic PKWY N

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1 2)

95BLKVette on 11-20-2010

12-15-2010 10:44 AM
by sailorsteve

31

1,685

C4 Tech/Performance

1996, 94, 96, corvette, icm, interchange, lt1, pcm, pinout

96 PCM in 94

ppinto1 on 10-03-2010

10-04-2010 09:16 PM
by ppinto1

5

1,566

C4 Tech/Performance

1991, 1996, 91, corvette, distributor, engine, failure, icm, jegs, lt1, misfire, misfiring, missfire, multiple, ona, tuneup

1991 misfire, can't figure out

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1 2)

xcracer on 09-17-2010

09-22-2010 04:43 PM
by xcracer

32

9,416

C4 Tech/Performance

Icm ?

rob-cyn on 09-13-2010

09-16-2010 03:35 PM
by derekguzz

8

766

C4 Tech/Performance

1989, 92, 97, bad, corvette, dielectric, ecm, frying, grand, grease, heatsink, icm, lt1, paste, thermal, trans

ICM keeps frying on me ....help hurrryrry

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1 2)

derekguzz on 06-15-2010

09-02-2010 02:11 PM
by onedef92

34

3,860

C4 Tech/Performance

coil, coils, corvette, cover, head, icm, ideas, impalla, ls1, lt1, mount, mounted, mounting, straight, valve

Mounting LS1 Coils to LT1 - brainstorming

jmgtp on 08-25-2010

08-29-2010 10:23 AM
by jmgtp

11

5,499

C4 General Discussion

1993, 1996, 92, 93, c4, corvette, diagram, diagrams, engine, filter, icm, lt1, output, tach, wire, wiring

-92 LT1 Tacho output question

Svante on 08-24-2010

08-25-2010 01:13 AM
by Svante

2

1,417

C4 Tech/Performance

1991, 6al, 91, al, cap, coil, distributor, icm, intermitent, intermittent, intermittently, msd, problem, short, small, spark

Intermittent short no spark issue

twin540 on 08-15-2010

08-18-2010 09:22 PM
by twin540

10

1,261

C4 Tech/Performance

1500, 2000rpm, 93, american, coil, full, icm, low, lt1, made, misfiring, miss, rpm, stutter, throttle

LT1 Reoccuring Misfire

jmgtp on 08-02-2010

08-02-2010 01:02 PM
by FireRoc

3

5,267

C4 Tech/Performance

1989, 89, bridge, car, corvette, fuel, hot, icm, impedance, injector, problem, stalls, start, starting, vette, warm

89 vette wont start when warm

rbachtold on 06-28-2010

07-14-2010 06:45 PM
by rbachtold

12

7,757

C4 Tech/Performance

1992, 1994, car, corvette, icm, location, part

Red-Lt1 on 07-12-2010

07-13-2010 06:07 AM
by Red-Lt1

6

718

C4 Tech/Performance

1990, 1992, 1994, c4, corvette, ecm, erratic, fouls, heatsink, hot, icm, lt1, opti, plugs, rpm

Time for a new opti?

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1 2 3)

Yellow92LT1 on 04-05-2010

07-13-2010 04:05 AM
by DaZ06

45

3,092

C4 General Discussion

bad, c4, cold, control, corvette, icm, idle, ignition, load, lt1, misfire, misfires, misfiring, missfiring, module, skip

LT1 Misfiring - again

jmgtp on 06-18-2010

06-23-2010 09:56 PM
by chileverde

9

7,597

C4 Tech/Performance

Need ideas on 92 that dies when hot

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1 2)

jaa1992 on 05-24-2010

06-13-2010 08:30 PM
by surfer93

23

1,018

C4 Tech/Performance

1968, bad, c4, car, chevy, code, codes, corvette, died, dies, gm, highway, icm, p1371, spit, sputters

Vette Died on the Highway Please Help!

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1 2)

1Harley 1Vette on 12-09-2009

06-12-2010 11:05 PM
by Frizlefrak

35

3,458

C4 General Discussion

96, bracket, code, coil, dielectric, f150, failing, grease, heat, icm, lt1, paste, po1351, put, sink, thermal

Spacing Ign Coil off of head.

Weav's Vet on 06-08-2010

06-09-2010 11:37 PM
by 69427

14

1,636

C4 Tech/Performance

1994, 93, c5, check, checking, coil, corvette, icm, ign, ignition, module, napa, test, tester, testing, voltimeter

How to test an ignition coil ... help

Kinkajou on 05-25-2010

05-25-2010 07:42 PM
by JackDidley

3

4,551

C4 Tech/Performance

Opti question

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1 2)

Red-Lt1 on 05-04-2010

05-24-2010 01:06 PM
by maranello_man

32

1,682

C4 Tech/Performance

92 to 95 Opti complete "but"

C4vettrn on 04-10-2010

04-11-2010 11:13 PM
by C4vettrn

5

568

C4 Tech/Performance

1984, 1993, 92, 93, back, bad, bring, ccm, code, corvette, diagnosis, ecm, flash, icm, loose, lt1, mileage, original, problem, prom, signs

Bad ECM?

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1 2)

vetteguy216 on 04-05-2010

04-11-2010 08:50 AM
by LannyL81

24

4,928

C4 Tech/Performance

16181333, 1994, 1995, 94, c4, ccm, corvette, ecm, icm, pcm, remanufactured, sale, sells, units

1994-1995 ECM Unit - 16181333

swampoodle-pat on 02-15-2010

02-22-2010 02:54 PM
by swampoodle-pat

2

1,827

C4 Parts for Sale/Wanted

1994, 41, c41, chevy, clean, code, codes, corvette, diagnostic, h41, icm, trouble

1994 Corvette H41 code

Y-ME on 02-17-2010

02-18-2010 09:24 AM
by Y-ME

2

3,465

C4 Tech/Performance

1994, 64, 94, c5, code, codes, connecter, corvette, doesnt, error, flash, gauges, grease, h64, heat, icm, lt1, sink, start

new parts still no start

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1 2)

derekguzz on 02-02-2010

02-06-2010 07:58 PM
by derekguzz

28

2,973

C4 Tech/Performance

1992, 1993, bad, c5, chevy, coil, corvette, engine, fire, firebird, icm, lt1, makes, spark, start, troubleshoot

Engine will not fire

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1 2)

mrmtrtrnd on 01-31-2010

02-05-2010 03:37 PM
by mrmtrtrnd

27

2,522

C4 Tech/Performance

Threads Tagged with icm