p1637 - CorvetteForum - Chevrolet Corvette Forum Discussion

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1637, c5, chevy, ckt, code, codes, corvette, electric, engine, generator, ls1, ls1com, p1637, rough, running, terminal, vette

Need electrical help! Code P1637

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1 2 3)

daveshea on Aug 7, 2010

Feb 11, 2016 02:35 PM
by corvet786c

59

45,408

C5 Tech

1999, corvette, disabled, engine, fuel, hp, ls1, p1637, pulse, shuts, spark, start, swap, tuners, vats

No Start Help

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1 2)

sabastian458 on Sep 15, 2011

Sep 17, 2011 03:59 PM
by sabastian458

21

3,538

C5 Tech

10pcm, balancer, belt, harmonic, p1637, pulleys, throwing, trans

~ Belts, Balancer, Pulleys, ETC...~

Vette_Fan on Jul 13, 2011

Aug 6, 2011 03:59 AM
by Vette_Fan

9

936

C5 Tech

c5, c6, charging, codes, corvette, corvetteforum, fault, p0622, p1637, system, z06

Charging system fault.

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1 2 3)

Vettedriver986 on May 31, 2011

Jun 10, 2011 11:06 AM
by lucky131969

41

5,589

C5 Tech

1637, 2002, c5, chev, code, comm, ebcm, history, how, no, p1637, po, tcs, test, van

Another one bites the P1637 dust!

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1 2 3)

Home Grown on Mar 27, 2011

Apr 2, 2011 07:18 PM
by Home Grown

41

4,773

C5 Tech

1637, 1638, 2003, bracket, c5, chevy, code, corvette, cp, hold, ls1, p1637, p1638, starter, tahoe, track

P1637 and P1638. HELP please!

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1 2)

jjmoberg on Jan 10, 2010

Jan 9, 2011 02:21 PM
by seoulbrooks

26

22,038

C5 Tech

05, alternator, c5, charger, code, corvette, ideas, p1637, pigtail, solve

P1637 - replaced pigtail already, need other ideas

daveshea on Jul 11, 2010

Nov 26, 2010 05:21 PM
by 03BlkZ

10

1,093

C5 Tech

00, 2002, c5, chevy, code, corvette, light, lights, minutes, p1626, p1626c, p1637, security, solid, trouble, turns

P1626- SECURITY Light Randomly Comes On?

Nickkz06 on Sep 18, 2010

Sep 22, 2010 12:36 AM
by Bill Curlee

9

11,707

C5 Tech

12186568, 1637, c6, code, connectors, corvette, general, gm, motors, number, p1637, part, pcm, pigtail, wire

P1637 - part # for new pigtail connector

daveshea on Jun 2, 2010

Jun 4, 2010 10:34 PM
by Gene Culley

2

2,090

C5 Tech

c5, code, p1637, scanner, service, vehicle

P1637 - Service Vehicle Soon

greg3737 on May 17, 2010

May 18, 2010 06:39 PM
by lucky131969

4

2,725

C5 Tech

1999, bcm, camaro, car, changed, corvette, override, p1637, security, start, system, turn, ucleadguitar, vats, wont

[Z06]

Dam it car won't start!

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1 2 3)

droid on May 7, 2008

Nov 25, 2009 12:52 AM
by BobbyC3

43

4,655

C5 General

alternator, c4, c5, charging, circuit, code, corvette, generator, lterminal, p1637, p1638, problems, sale, simi, system, valley

Problem with Alternator??? New Codes

TooTall on Sep 8, 2009

Sep 9, 2009 01:11 AM
by Bill Curlee

7

1,176

C5 Tech

code, corvette, ecm, ls1, p1637, pcm, swap

Code P1637 after engine swap

Cajun @ Edgyvette on Jun 6, 2009

Jun 6, 2009 07:19 PM
by Rob's 73

2

2,428

C5 Tech

2004, c5, c5z06, charge, chargesytem, charging, check, code, corvette, dtc, fault, message, p1637, started, system, z06, zo6

"Charging system fault".... need ideas

hattitude on Feb 22, 2009

Feb 24, 2009 04:32 PM
by hattitude

4

6,644

C5 Tech

Service car soon/power steering is out????

STEEL on Jul 6, 2008

Jul 9, 2008 11:17 PM
by STEEL

12

970

C5 Tech

c5, c6, code, codes, corvette, p0300, p0443, p1637, trouble

Several codes P0300, P0443, P0101, P1637

Wicked99 on Mar 17, 2008

Apr 2, 2008 06:20 AM
by trussme

2

908

C5 Scan & Tune

Has anyone turned off P1637?

Blorton on Oct 17, 2007

Oct 30, 2007 07:37 AM
by Blorton

2

805

C5 Scan & Tune

F'N Charge System Fault Message

11sec_C5Z51 on Sep 21, 2007

Sep 24, 2007 04:11 PM
by Bill Curlee

13

1,198

C5 Tech

2001, 2004, camaro, charge, circuit, corvette, dtc, fault, fterminal, generator, p1637, p1638, repair, system, z28

Charge System Fault....Figure this out.

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1 2)

BadMedcn on Dec 31, 2006

Jan 28, 2007 02:24 AM
by Dealripper

26

10,993

C5 Tech

P1637 Code

TOPKATTKG2 on Dec 12, 2006

Dec 12, 2006 10:04 PM
by TOPKATTKG2

0

372

C5 General

P1637 ??

wheeljo2 on Nov 26, 2006

Nov 27, 2006 01:38 AM
by Bill Dearborn

3

1,449

C5 Tech

02, 2002, c5, circuit, codes, corvette, dic, donaldson, ect, high, issues, p1276, p1637, sensor, voltagee, z06

2002 C5 issues

30YR W8T on Oct 27, 2006

Oct 27, 2006 10:58 PM
by 30YR W8T

3

3,518

C5 Tech

alternator, bad, c5, code, corvette, p1637, p1638

P1637 and P1638

Tony @ MPH on Oct 25, 2006

Oct 25, 2006 06:40 PM
by Tony @ MPH

3

1,082

C5 Tech

2002, bad, battery, c5, chevrolet, code, corvette, optima, p1637, p1638, throwing, top, trouble, yellow, z06

P1637/P1638 Battery/Alternator issues... HELP!!

LostCauseZ06 on Aug 30, 2006

Aug 31, 2006 01:16 AM
by Juliet

5

2,517

C5 Tech

2000, 2003, alternator, charge, fault, gmc, p1637, p1638, read, system, yukon, z06

Charge system fault - PTK alternator

tazinhawaii on Aug 16, 2006

Aug 18, 2006 01:29 PM
by NICK YOSKIN

8

934

C5 Forced Induction/Nitrous

code, corvette, dtc, gm, p1637, repair, service

Throwing code P1637? Not on my code list...

REDLYNER on Aug 17, 2006

Aug 18, 2006 12:06 AM
by 99torchredlb

2

670

C5 Tech

1997, b2723, c5, code, column, corvette, dic, dtc, lock, p1637, ses, ss, ve

A Dealership Story: PCM Codes P1637 and B2723

roushraven on Aug 16, 2006

Aug 16, 2006 04:40 PM
by Jim2003

5

1,083

C5 General

circuit, generator, lterminal, p1637, problem, terminal

P1637 Generator Terminal Circuit L. An ongoing issue.

Gatzer on Jul 29, 2006

Jul 31, 2006 12:42 AM
by Gatzer

11

2,960

C5 Tech

1637, c5, circuit, conditions, corvette, dtc, f, gen, generator, lterminal, p1637, pcm, switch, terminal, wire

P1637 H - Generator L - Terminal Circuit

brandon0212 on May 20, 2006

May 22, 2006 01:54 PM
by SFVetteman

7

14,738

C5 Tech

2002, 2005, astro, c5, charging, chevy, corvette, engine, headers, p1637, put, reading, service, system, van, voltage

Charging system "service engine soon" - WHAT'S YOUR VOLTAGE?????

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1 2)

Togo on Apr 17, 2006

May 14, 2006 02:39 AM
by Rich Z

39

3,372

C5 Tech

2002, 2004, c5, chevy, code, codes, corvette, dtc, gm, ii, obd, odb, p1637, scanner, truck

what is code P1637?

JetVette01 on Oct 13, 2005

Oct 13, 2005 07:16 PM
by Dan_the_C5_Man

2

4,416

C5 Tech

01, 73, car, circuit, corvette, dies, engine, generator, lterminal, p1637, pcm, runs, seconds, starts, vette

Runs a few seconds then dies

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1 2 3)

ABNVET.I on Jun 19, 2005

Jun 23, 2005 09:11 PM
by 98Z51

40

5,889

C5 Tech

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