obd2 - Chevrolet Forum - Chevy Enthusiasts Forums - Threads Tagged with obd2

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Threads Tagged with obd2

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check engine light, ecm, obd2, tcm

2016 Tahoe LT Throwing MAJOR Codes

bpolak on Jul 9, 2023

Sep 30, 2025 4:14 PM
by DadCad

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7

25,209

2000, 2001, heater, not, o2, obd, obd2, odb, oxygen, ready, sensor, show, silverado, test, wont

Need OBD-II Help - O2 Heater "Not Ready" Can't get through emissions

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Multi-page thread

1 2)

desert_chris on Jun 29, 2011

Jul 14, 2025 8:39 PM
by stinerart

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11

129,223

Silverado, Sierra & Fullsize Pick-ups

2000, abs, astro, chevrolet, clear, codes, computer, control, fail, gm, inspection, koeo, light, module, nys, obd2, problems, ses

2000 Astro SES Light Does Not Always Light with KOEO

Disastro2000 on May 26, 2009

Feb 17, 2024 7:11 AM
by Pdiesel

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8

36,144

cluster, makes, obd2, pluged, plugged, port, scan, scanner, silverado, tool, work, works

2000 Gauge Cluster

orean on Dec 25, 2012

Feb 7, 2022 8:45 PM
by zbman

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2

6,304

Silverado, Sierra & Fullsize Pick-ups

obd2, service 4wd

OBD2 Code reader and Chev Suburban with "Service 4WD" display

BMWFan on Jun 17, 2021

Jul 8, 2021 8:22 AM
by BMWFan

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5

1,882

Tahoe & Suburban

Question

no start no crank, obd2

Weird issues

Bubbel305 on Apr 24, 2021

Apr 24, 2021 7:17 PM
by Bubbel305

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0

1,377

2010, 2010chevy, blows, chevrolet, chevy, ii, installed, lighter, obd, obd2, port, silverado, wont, work, workingcigar

My OBD2 port will not work

mikerino on Feb 15, 2013

Mar 14, 2021 3:30 PM
by Lance Wall

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9

237,239

Silverado, Sierra & Fullsize Pick-ups

Question

1995, 95, chevrolet, chevy, codes, gm, obd, obd1, obd2, s10, scanner, show, suburban, wont, work

95 OBD1 with OBD2 plug

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Multi-page thread

1 2)

bigbadwhopper on Jul 21, 2009

Apr 18, 2020 8:38 AM
by William Coffield

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14

134,106

abbreviations, acronym, acronyms, check, chevrolet, control, electronic, engine, gm, layout, light, obd2, spark, standardized, tech, troubleshooting

Sticky Thread

Sticky

Common tech Abbreviations and Acronyms

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Multi-page thread

1 2)

EvansBlue on Nov 16, 2007

Mar 4, 2018 7:20 AM
by hichamaziz

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11

141,890

Question

check engine light, obd2, silverado 1500, throttle body

Squirrels ate THE WIRES OFF MT THROTTLE BODY

Blacksheep64 on Dec 29, 2017

Dec 29, 2017 10:12 PM
by Blacksheep64

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0

705

1988 - 1998 (GMT400)

00, chevy, code, codes, engine, link, linking, no, obd2, obdii, problem, read, reader, scanner, suburban, tahoe, venture, wont

OBD2 Code Reader Won't Link. Need Help.

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Multi-page thread

1 2)

Newsom09 on Feb 20, 2011

Nov 3, 2016 10:59 PM
by Monkemouse

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12

117,808

Tahoe & Suburban

2000, 2010, 3500, chevrolet, chevy, connector, express, location, obd, obd2, rv, srt, start, starting, truck, van

2000 Chevy Express 3500 No Start No OBDII Connection

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Multi-page thread

1 2)

TCL_2000_ChevyXprs3500 on Aug 14, 2013

Aug 16, 2016 12:16 AM
by Gman224

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16

48,195

Express, Savana & G-Series Vans

1500, 2002, chevrolet, connector, equinox, equnox, fuse, ii, obd, obd2, pickup, port, power, suburban, tahoe

2002 Tahoe - No power to the OBD-2 - blown fuse?

ohioguy on May 13, 2010

May 17, 2015 1:53 PM
by Johnrkenedy

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4

102,840

Tahoe & Suburban

dtcs, obd2, obdcodesforchevrolet, possible cause

Chevrolet Trouble codes definition and possible causes (Free Android App)

red car on Mar 22, 2015

Mar 22, 2015 1:56 AM
by red car

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0

1,826

Silverado, Sierra & Fullsize Pick-ups

Question

o2 monitor, obd2

2006 Silverado 02/CAT monitors not ready

darren2162 on Mar 5, 2015

Mar 5, 2015 8:01 PM
by darren2162

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0

6,009

Silverado, Sierra & Fullsize Pick-ups

Question

2007, 2010, check, chevrolet, chevy, code, engine, obd2, p0121, po121, position, sensor, silverado, tahoe, throttle

Code PO121 2007 Suburban

jkj860 on Nov 3, 2010

Jan 31, 2015 10:47 PM
by titantn24

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3

32,398

Tahoe & Suburban

1174, 2008, 39, 39l, chevrolet, chevy, coads, code, forum, gm, obd2, odb2, p1174, uplander, v6

Code OBD2 p1174

fawapa on Feb 23, 2012

Dec 27, 2014 4:20 PM
by Papa Bear

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2

18,655

evap, obd2, p0452, solenoid

2004 Impala p0452

hawks000 on Nov 19, 2014

Nov 19, 2014 11:18 AM
by hawks000

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0

3,670

07, am14, automate, chevrolet, chevy, dlc, ground, install, obd2, pin, put, silverado, tracker, wires, wiring

Help wiring please! OBDII & DLC Automate AM14

biglg on Apr 26, 2008

Nov 7, 2014 10:51 AM
by in2pro

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6

13,716

Tahoe & Suburban

Exclamation

code reader, engine codes, obd, obd2

Do I need a PDIP or SOIC OBD reader???

cotylee1991 on Oct 27, 2014

Oct 27, 2014 4:52 PM
by cotylee1991

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0

12,123

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