p1637 - LS1TECH - Camaro and Firebird Forum Discussion

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1637, 2001, alternator, camaro, circuit, clicking, code, drop, generator, lterminal, p1637, pcm, terminal, trans, voltage

Getting Code P1637 Generator L-Terminal Circuit? Help Needed plz!

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1 2)

0235SS on 06-08-2010

12-30-2020 02:36 PM
by Scop88

30

104,173

Western Members

al, alternator, circuit, connection, generated, generator, loose, ls1tech, lterminal, p1637, problem, terminal

P1637 Generator L-Terminal Circuit HELP!!!

Jpr5690 on 04-18-2006

02-22-2017 10:25 PM
by BlueBird1999

4

11,722

PCM Diagnostics & Tuning

2002, alternator, c5, camaro, chevy, ground, ls1, p1637, sensor, wire, z28

P1637 after alternator replacement

Magnum51 on 06-07-2013

01-30-2017 10:53 PM
by 5550racing

2

12,599

PCM Diagnostics & Tuning

2001, circuit, connection, generator, install, lid, ls1, ls1tech, p1637, slp, terminal, trans, tune

After SLP lid install car won't idle, dies?

brendo389 on 01-12-2014

01-21-2014 09:42 PM
by LilBob72

19

3,109

New LS1 Owners - Newbie Tech

camaro, code, connector, fuel, gas, genarators, hptuners, ls1, mitsubishi, p1637, prime, pump, pumps, start, wont

P1637 code w/ no fuel pump prime

whiteboycntdnce on 03-18-2012

08-31-2012 10:47 PM
by streetknight2

6

5,074

PCM Diagnostics & Tuning

camaro, code, ecmabs, ls1tech, ls3, p1637, p2098

Error Codes Help

FamousZ on 07-07-2012

07-07-2012 09:44 PM
by FamousZ

1

945

General Maintenance & Repairs

2003, 2007, buy, cadillac, code, cts, dic, din, double, escalade, p1637, retaining, rotor, screen, screw

Completely new stereo is in. No issues. What's the big deal?

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1 2 3 4 5)

Blakt Out on 06-21-2011

04-10-2012 08:36 PM
by howanicm

84

54,049

Cadillac CTS-V 2004-2007 (Gen I)

1637, car, crank, cranking, hot, long, ls1, ls1tech, ls3, p0107, p1637, pcm, start, starting, stop, swap

Will Error P1637 Prevent Car from Starting?

hbhc on 01-10-2011

02-21-2012 11:01 PM
by hbhc

17

4,952

PCM Diagnostics & Tuning

1637, 2000, 2002, abs, blazer, camaro, chevy, circuit, computer, control, dtc, engine, p1637, po, ss

Dtc p1637 ecm/abs control module circuit network!!

SmokeU on 09-28-2011

09-29-2011 02:07 PM
by SmokeU

2

7,321

Suspension & Brakes

2000, abs, canlink, circit, circuit, circuitnetwork, control, curcit, ecm, ecmabs, firebird, link, ls1, module, network, p1637, pontiac

P1637 CAN Link ECM/ABS Control Module Circuit/Network

SmokeU on 09-17-2011

09-26-2011 04:33 PM
by SmokeU

7

8,107

PCM Diagnostics & Tuning

93, abs, circuit, circuitnetwork, cm, control, ecm, ecmabs, firebird, link, location, ls1, module, mudule, network, p1637, pontiac

Can't locate problem P1637 CAN Link ECM/ABS Control Module Circuit/Network

SmokeU on 07-29-2011

08-16-2011 08:57 AM
by Beaugus0614

5

2,276

PCM Diagnostics & Tuning

1800, cable, fix, gas, give, high, hp, idle, idles, ls1, ls1tech, p1637, silverado, sticks, throttle, tuner, tuners, warm

High Idle

Denali08 on 08-11-2011

08-13-2011 11:46 AM
by Denali08

4

1,391

PCM Diagnostics & Tuning

01, 2001, 2002, camaro, circuit, code, corvette, ecmabscm, jet, link, p1637, pcm, power, programmer, reads, service, silverado, ss

P1637 - Can Link ECM/ABSCM Circuit / Net Help

SmokeU on 07-30-2011

08-01-2011 08:05 AM
by Oneslowz28

1

1,458

PCM Diagnostics & Tuning

clueless

VandykeT/A on 05-09-2011

05-13-2011 05:22 PM
by VandykeT/A

5

622

General Maintenance & Repairs

camaro, car, code, dies, exciter, ls1, p0200, p1637, randomly, shut, shutting, ss, wire

Car randomly shut off...2 codes

Asian LSX on 04-24-2011

04-26-2011 01:53 AM
by Asian LSX

5

1,089

General Maintenance & Repairs

p1637 and voltage surge.

cadenwade on 02-09-2011

03-19-2011 01:16 PM
by 1 FMF

3

1,334

General Maintenance & Repairs

1637, 2001, alternator, battery, camaro, chevrolet, circuit, code, generator, gm, gmc, lterminal, p1637, starter, terminal

P1637 Generator L-Terminal circuit

WS6 Rampage on 11-22-2010

12-06-2010 01:41 AM
by WS6 Rampage

12

12,099

PCM Diagnostics & Tuning

causing, code, drivable, hp, lack, misfires, p0300, p1637, power, problems, slow, start, terminal, transmission, tuners

P0300 and P1637

ls1fag on 11-26-2010

12-02-2010 05:29 AM
by Quick99Si

1

1,404

PCM Diagnostics & Tuning

1637, 99, air, bank, camero, circuit, code, fix, generatorlterminal, ls1, p1416, p1637, secondary, system, trans

Code P1416 & P1637 How to Fix?

Pro Mouse on 05-25-2009

11-27-2010 11:52 AM
by SmokingWS6

14

13,869

PCM Diagnostics & Tuning

01, 02, 2000, camaro, code, dtc, engine, firebird, ls1, ls1tech, p1637, service, ses, trans, z28

P1637 code.... Scratching my head

willystyle438 on 10-13-2010

10-14-2010 01:58 PM
by willystyle438

6

4,898

Generation III Internal Engine

1637, 2001, altenator, alternator, buy, camaro, charging, code, genarator, generator, ls1, p1637, pcm, problems, terminal

Generator L Terminal P1637? / Possible alternator problem?

BlueZee28 on 03-03-2010

09-03-2010 10:56 PM
by celalabama

11

33,452

PCM Diagnostics & Tuning

alternator, battery, fluctuating, gage, hp, idle, idleing, idling, ls1, mopar, normal, p1637, remove, tuners, voltage, volts

Normal voltage at idle? P1637

Tram on 04-14-2008

01-18-2010 09:14 AM
by +badss+

9

6,752

Generation III External Engine

fouled, hemi, ls1, misfire, oil, p1637, plug, plugs, symtoms, tech

Random Misfiring Oil Fouled Plug Two SES Codes

EvilSVT on 05-27-2009

05-27-2009 10:36 PM
by EvilSVT

0

639

General Maintenance & Repairs

1637, code, codes, gm, ls1, p0135, p1626, p1637, ses, trouble

WTF 3 Trouble Codes P0135,P1626 & P1637

Mellow61 on 05-11-2009

05-12-2009 12:50 PM
by NoGo

1

1,086

PCM Diagnostics & Tuning

hi

camaro19973 on 04-13-2009

04-13-2009 09:53 PM
by camaro19973

4

615

Generation III External Engine

abscm, camaro, can, circuit, ecm, ecmabscm, link, malfuction, malfunction, network, p1637

sorry P1637

kibZ28 on 03-14-2009

03-14-2009 09:02 PM
by kibZ28

0

644

PCM Diagnostics & Tuning

camaro, chevrolet, code, f1, p1637, procharged

Starting Issues??

KrisXpc on 03-05-2009

03-08-2009 07:18 PM
by KrisXpc

5

631

General Maintenance & Repairs

02, 1637, 2000, camaro, chevrolet, code, codr, engine, fix, generator, ls1, p0507, p1637, pcm, problems

engine code p1637

mmorellicamaross on 09-20-2008

09-28-2008 08:49 AM
by mmorellicamaross

6

10,954

PCM Diagnostics & Tuning

2000, circuit, generator, gmc, lterminal, p1626, p1637, sierra

sorry for the redundancy

mglooper on 09-18-2008

09-19-2008 01:49 PM
by mglooper

3

920

PCM Diagnostics & Tuning

P1637 diagnostic results opinion needed

9000th01ss on 08-30-2008

08-31-2008 07:53 AM
by The Alchemist

9

1,561

PCM Diagnostics & Tuning

02, 12v, 65, alt, alternator, body, charges, gm, harness, ls1, ls1tech, p1637, pin, rapidshare, sfl, sonoma, vette

02' vette alt using 02' f-body harness/PCM into 02' sonoma

01WS6/tamu on 04-04-2008

05-21-2008 08:19 AM
by Scoggin Dickey

10

2,676

Conversions & Swaps

Trouble shooting P1637?

Tram on 04-13-2008

04-22-2008 12:22 PM
by Tram

6

1,115

PCM Diagnostics & Tuning

0300, 2000, boost, c5, code, corvette, dic, ls1, misfire, p0101, p0300, p0443, p1637, po, random

Several codes P0300, P0443, P0101, P1637

ele-blue95 on 03-17-2008

04-22-2008 12:21 PM
by Tram

7

1,567

Corvette Performance

P0300 and P1637 - "blinking" Odometer?

Tram on 04-09-2008

04-12-2008 03:02 PM
by Tram

1

824

PCM Diagnostics & Tuning

P0332 code

00hawk120 on 03-19-2008

04-05-2008 11:41 AM
by mikenews

2

705

PCM Diagnostics & Tuning

car, dies, dtc, gm, ls1, ls1tech, p1518, p1637, starts

Car starts but dies soon after - DTC P1637

Datsun350Z on 03-02-2008

03-02-2008 09:26 PM
by Datsun350Z

1

1,224

PCM Diagnostics & Tuning

1637, 2001, code, code1637, error, gm, ls1, p1637, pcm, po1637code, ses, transam

Q. on code 1637

Michael02hawk on 08-10-2006

12-22-2007 01:23 PM
by 2001NBMZ28

3

1,178

PCM Diagnostics & Tuning

1637, alternator, camaro, causing, code, dtc, e38, inspection, link, ls1, p1637, pass, pcm, swap, wire

Another P1637 story...

LS1vazquez on 10-28-2007

11-01-2007 12:57 PM
by TXCAMSS

6

1,594

PCM Diagnostics & Tuning

atlanta, battery, c5, charge, charging, code, corvette, fault, grounds, p1637, p1638, ring, service, system, terminals, z06

charge system fault

c5_ls1_6spd on 09-21-2007

09-21-2007 09:12 PM
by Silverz0hsik

4

5,916

Corvette Performance

1637, code, corvette, fault, gm, gmc, install, installing, ls1, obdii, p1637, pcm, read, rough, running, terminal

New PCM install and Code P1637

C3vette75 on 09-09-2007

09-10-2007 04:54 AM
by Eurospec2

1

3,642

PCM Diagnostics & Tuning

Help P1637

JonB on 08-03-2007

08-04-2007 06:03 PM
by JonB

5

1,217

General Maintenance & Repairs

Help........tons of codes........

BADBOYZ28 on 06-01-2007

06-03-2007 03:42 PM
by BADBOYZ28

4

576

Texas Members

P1637 Success story, thought this should be out there

DirtyJohn on 05-10-2007

05-14-2007 09:27 AM
by The Alchemist

1

1,953

PCM Diagnostics & Tuning

p1637, Think I found my gremlin?

DirtyJohn on 05-06-2007

05-10-2007 11:02 PM
by DirtyJohn

3

725

General Maintenance & Repairs

15306009, altanator, alternator, alternators, code, fix, gm, gm15306009, p1637, phoenix, pigtail, plug, plugs, repair, socket, trans

cheaper fix for p1637(plug on alternator)

Phoenix 5.7 on 03-27-2007

03-27-2007 06:09 PM
by Phoenix 5.7

2

2,321

PCM Diagnostics & Tuning

1999, camaro, circuit, code, engine, fix, generator, humid, l, ls1, lterminal, misfires, p0300, p1637, terminal

Help! P1637 Code

TWS on 04-13-2006

03-20-2007 11:19 PM
by Dmoney

10

3,777

PCM Diagnostics & Tuning

Still having some problems, help!

Enthusiast on 06-28-2006

08-12-2006 02:04 PM
by TWISTEDTA

5

699

PCM Diagnostics & Tuning

Service Vehicle Soon and Charge system faultBr

Enthusiast on 08-01-2006

08-06-2006 10:30 PM
by Enthusiast

3

517

PCM Diagnostics & Tuning

2002, corvette, error, flow, header, install, installation, lg, long, longtube, motorsports, p0153, p1637, pro, rear, tube, z06

LG Motorsports Long Tube Pro header install results

Rich Z06 on 04-16-2006

04-19-2006 03:43 PM
by Rich Z06

5

1,087

Corvette Performance

2002, camaro, circuit, code, error, generator, gm, light, ls1, lterminal, mil, p1637, silverado, terminal, yukon

anyone do a swap and get P1637 Generator L terminal circuit?

TT_Vert on 01-03-2006

01-21-2006 11:10 AM
by TT_Vert

12

9,201

Conversions & Swaps

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