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May 10, 2011 swartlkk

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Dash Command (Android) OBD2 Bluetooth

LesMyer on Feb 20, 2026

Mar 23, 2026 04:50 PM
by LesMyer

601

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Torque Pro Custom CMP Retard (Cam Sensor Retard) Formula for Blazer 4.3L V6

StormBlazerJon on Sep 30, 2023

Sep 30, 2023 11:07 PM
by LesMyer

5,823

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Crank no Start Article

GeorgeLG on Aug 8, 2021

Apr 14, 2023 01:51 PM
by LesMyer

5,182

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Misfires

GeorgeLG on Mar 23, 2021

Apr 14, 2023 01:50 PM
by LesMyer

8,926

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Oxygen sensors

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1 2)

GeorgeLG on Apr 13, 2021

Apr 14, 2023 01:49 PM
by LesMyer

13,252

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We Have a Sensor Code, Is it Really the Sensor?

GeorgeLG on Feb 6, 2021

Apr 14, 2023 01:47 PM
by LesMyer

5,364

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Wiring faults

GeorgeLG on Jan 31, 2021

Apr 14, 2023 01:46 PM
by LesMyer

5,234

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Tech articles - Fuel Trims

GeorgeLG on Jan 26, 2021

Apr 14, 2023 01:44 PM
by LesMyer

6,141

bm, chevy, egr, fapbox, forums, gmc, jimmy, project, shift, sludge, valve, wiring, wwwfreeautomechaniccomdiagblecodes5htm

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Helpful Threads - Submit them Here!!

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1 2)

swartlkk on Nov 26, 2007

May 9, 2020 02:27 PM
by puttster

72,781

2001, 43l, blazer, fuel, injection, leak, leakdown, pressure, test, testing

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HOW TO: Check regulated fuel pressure, pump max output, & leakdown

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1 2 3 ... Last Page)

Captain Hook on Dec 27, 2014

Sep 13, 2018 09:02 PM
by Captain Hook

202,260

1998, 2000, 2006, 2007, blazer, chevrolet, chevy, code, codes, identification, list, option, options, parts, ratio, rpo, service, sierra

Sticky

Regular Production Option (RPO) Codes

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1 2 3)

93LT on Jan 7, 2006

Apr 18, 2017 07:49 PM
by Captain Kirk

130,788

1999, 2000, 43, 98, 99, ac, blazer, chevy, delco, engine, gap, located, plug, spark, vortec, wire

Sticky

Spark Plug Technical Info

Sparkplugs.com on Dec 1, 2006

Dec 5, 2006 08:02 PM
by Sparkplugs.com

27,672

Normal Threads

01, 0440, 1999, 2000, 99, blazer, bleizer, chevrolet, chevy, code, diagnosing, engine, p0440, po440, replace, trouble, vent

Diagnosing P0440 Code

patricmc on Nov 20, 2011

Jan 15, 2012 01:13 PM
by metroid_killer@hotmail.com

5,511

blazer, blinker, chevy, gage, gauge, haul, makes, move, powered, problem, problems, s10, vbulletin, voltage, volts

wiring issues/crazy voltage gauge

metroid_killer@hotmail.com on Jan 14, 2012

Jan 15, 2012 08:17 AM
by Esty

3,850

1995, 95, blazer, chevy, egr, inside, intake, leaking, oil, passage, passages, passageway, port, sbc, upper, valve

Oil in EGR passages? 95 4x4

MrTwister on Jun 20, 2011

Jan 15, 2012 07:24 AM
by J.Ray

5,908

1999, 4x4, 98, 99, blazer, cat, catalytic, chevy, converter, direct, fit, remove

New direct fit Cat

Chevy33 on Jan 14, 2012

Jan 15, 2012 01:22 AM
by Chevy33

1,248

01, 2001, 43, blazer, chevy, cost, dr, express, fuel, mechanic, problem, psi, pump, relay, removing

2001 2 door 4.3 fuel pump issues???

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1 2 3)

hondacharger on Dec 6, 2011

Jan 14, 2012 08:53 PM
by metroid_killer@hotmail.com

12,129

1990, 1999, 200, blazer, bogging, boging, chevy, missing, mpg, ngk, test

Horrible MPG, Missing, Bogging

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1 2)

Joshs4x4 on Dec 21, 2011

Jan 14, 2012 08:35 PM
by Joshs4x4

3,975

Just finished my FUEL PUMP swap...

01LtBlAzEr on Jan 14, 2012

Jan 14, 2012 06:52 PM
by cleburne red

1,265

02, 1998, black, blazer, blue, driving, drops, gmc, ground, jimmy, o2, o2s, oxygen, power, sensor, shorted, white, wires, wiring

oxygen sensor drops out

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1 2)

kevinph on Dec 24, 2011

Jan 14, 2012 06:44 PM
by kevinph

6,956

Erratic 4wd lights, system seems to work.

skidud on Jan 6, 2012

Jan 14, 2012 06:17 PM
by skidud

1,132

4lo, 4wd, 4x4, 97, 98, actuator, blazer, chevy, clunk, disengae, disengage, disengaging, diy, jimmy, loud, noise

4wd issues

bigzimnh1 on Jan 14, 2012

Jan 14, 2012 05:40 PM
by 614blazer

1,428

1995, 2000, 98, blaze, blazer, blower, blzr, chevy, instructions, motor, plastic, resister, rubbing, sound, troubleshoot

Blower Motor?

HwyRunner on Dec 28, 2011

Jan 14, 2012 03:55 PM
by 98blazin

13,471

01, 1999, 2000, 2012, 95, ba, bad, blazer, bravada, chevy, gas, mileage, mpg, plugs, poor, put

bad gas mileage

ksunday1 on Jan 13, 2012

Jan 14, 2012 03:30 PM
by ksunday1

3,978

Fuel Pump

metalhead on Jan 14, 2012

Jan 14, 2012 11:23 AM
by metalhead

848

43, 95, blazer, chevy, circuit, control, economy, emission, evaporative, fuel, horrible, location, milage, mileage, p0441

95 4.3 horrible fuel economy

Indy95Blazer on Dec 19, 2011

Jan 14, 2012 09:39 AM
by gojorg

2,884

Brrrrrrrrr

Little Roober on Jan 14, 2012

Jan 14, 2012 09:24 AM
by mjt

885

1995, 2002, 2nd, 43, 95, blazer, chevy, economy, egr, fuel, gen, increase, milage, mileage, poor, toyota, valve

2nd gen 95 4.3 fuel economy

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1 2)

Indy95Blazer on Dec 15, 2011

Jan 14, 2012 08:53 AM
by Indy95Blazer

17,664

tranny switch

hoss454 on Jan 14, 2012

Jan 14, 2012 07:42 AM
by hoss454

795

40mph, 95, 97, back, blazer, chevy, clickin, drive, gas, hood, idle, lt, noise, rough, rpms, shift, start, steady, step, surge

A few issues all starting at the same time

cdmcg on Jan 12, 2012

Jan 14, 2012 12:00 AM
by cdmcg

1,971

95, advance, auto, blazer, bwd, control, fuel, number, part, parts, pressure, put, rental, s9811, solenoid, tool, transmission

torque lock issues

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1 2 3 ... Last Page)

ir2005 on Dec 31, 2011

Jan 13, 2012 09:23 PM
by Captain Hook

5,564

1994, 95, blazer, chevy, engine, injector, injectors, make, motor, spider, start, starting, truck

Another Spider Injector Question

Paulpolar600 on Jan 13, 2012

Jan 13, 2012 08:39 PM
by Paulpolar600

1,334

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