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Threads Tagged with ecm

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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

25,095

4l60e, 96, blazer, chevy, ecm, ecu, ground, j2, located, location, rewire, s10, update, vcm, wire

VCM/ECU Ground Update for 96 4L60E Help

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Multi-page thread

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aapstealth on Jan 30, 2011

Jun 7, 2025 3:40 PM
by icotton1991

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88,858

Silverado, Sierra & Fullsize Pick-ups

1996, 95, blazer, chevy, connector, ecm, ground, harness, kit, location, s10, silverado, vcm, vortec, wire, wiring

17 Attachment(s)

DIY/Walkthrough for VCM/ECU ground wire update

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Multi-page thread

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aapstealth on Feb 2, 2011

May 2, 2025 12:00 PM
by TheCriticViking

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13

352,326

1988 - 1998 (GMT400)

check engine light, ecm, help with diagnosing, loss of power, troubeeshooting

p0697 Sensor Reference Voltage “C” Circuit Open

J Rey on Sep 1, 2024

Sep 1, 2024 5:07 PM
by J Rey

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19,187

20, 2005, chevrolet, chevy, die, ecm, engine, forum, forums, fuse, names, optra, optraforum, wwwchevyoptra

Chevy Optra 2005

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billthedog082 on Mar 30, 2012

May 27, 2023 12:29 PM
by Cusser

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13,240

07, 1999, 2007, bcm, chevrolet, chevy, diagram, ecm, electronic, lt, schematic, silverado, suburban, tahoe, wiring

BCM/ECM Schematics or Wiring Diagrams

rnorman4 on Oct 20, 2011

Sep 10, 2022 9:31 AM
by Lil Lonnie

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7

51,171

Tahoe & Suburban

03, 2003, converion, difference, ecm, flex, forum, fuel, injector, injectors, rated, replace, setting, suburban, tahoe, tool

Help with Fuel Injectors on Conversion of Flex Motor to Standard Motor

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Multi-page thread

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scoogie_scott on Dec 26, 2012

May 27, 2022 2:58 AM
by HHR guru

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11

21,304

Tahoe & Suburban

4l60e, 5.3, ecm, tcc solenoid, tune

tranny act like its in neutral at random and p0128

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Multi-page thread

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bbowerman76 on Feb 2, 2014

Nov 27, 2021 10:03 PM
by chevyboy@22

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10

34,597

Silverado, Sierra & Fullsize Pick-ups

Unhappy

6.0, ecm, misfire, suburban

2006 6.0L Suburban Misfire and Stumble

banjolyn on May 7, 2021

May 7, 2021 1:59 PM
by banjolyn

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397

Tahoe & Suburban

cruze problems, ecm, ecu, won't start

Replacing ECU/ECM and BCM

Musa Dlamini on Mar 7, 2021

Mar 8, 2021 7:05 PM
by Mike4393

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2

7,022

1999, 93, abs, astro, blazer, chevy, cost, ecm, erratic, expree, light, price, replacing, saab, speedometer, suburban, vss

1999 Suburban erratic speedometer & transmission

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Multi-page thread

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tuffmeat on Aug 28, 2007

Mar 6, 2021 6:01 PM
by BFFB

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13

127,913

Tahoe & Suburban

10, 85, 86, c10, chevrolet, chevy, coil, contro, ecm, electronic, module, pickup, removal, s10, spark, test

no spark 85 c10 died

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Multi-page thread

1 2)

03blackburb on May 14, 2007

Oct 16, 2020 11:39 PM
by Robert Vaughan

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16

61,155

1991 chevy, ecm, g20, stalled

Help! G20 5.7L 2 failed ECM modules while driving on highway

Vanguy1991G20 on Oct 5, 2020

Oct 5, 2020 8:34 AM
by Vanguy1991G20

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0

1,504

Express, Savana & G-Series Vans

1999, 99, check, chev, chevy, ecm, express, fuel, power, problem, problems, pump, relay, start, suburban, uplander

99 Suburban Fuel Pump Voltage

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smittygj on Apr 5, 2008

May 9, 2020 9:01 AM
by Paul David

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14

70,999

Tahoe & Suburban

ecm, ecm swap, engine swap

Using ECM from 2005 5.3l Silverado in 1999 5.3l Silverado

Zach Schweinsberg on Apr 22, 2020

Apr 22, 2020 1:01 PM
by Little Bear

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1

2,361

1999 - 2006 (GMT800)

ecm, engine swap, security light, suburban

Suburban engine swap no start

MrAxtell69 on Mar 15, 2020

Mar 15, 2020 9:28 PM
by mountainmanjoe

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1

1,495

Tahoe & Suburban

2001, blowing, blows, chevy, ech, ecm, fuel, fuse, locate, location, pump, silverado, suburban, venture, wires

ECM fuse blows

XmoDDeR on Jan 19, 2008

Dec 4, 2019 2:52 PM
by mozey

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9

46,274

Tahoe & Suburban

Smile

5.7l, cts, ecm, rich, tbi

1994 chevy g20 - close loop runs rich

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Multi-page thread

1 2)

IRON MIKIE on Nov 17, 2019

Nov 23, 2019 3:52 PM
by IRON MIKIE

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35,024

Exclamation

ecm, electrical, electrical issue, injectors, wont turn over

Follow-up: 1989 K3500 FIXED.. now something else is wrong! Electrical?

justintuah on Jul 18, 2019

Jul 26, 2019 6:15 PM
by Sabino56

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4

2,951

1988 - 1998 (GMT400)

bcm, ecm, electrical, ols

Odd Oil Life Reset Issue

SmokChsr on Nov 5, 2018

Nov 14, 2018 1:35 PM
by SmokChsr

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4

1,797

Tahoe & Suburban

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