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Threads Tagged with po300

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43, 43l, dashboard, foul, gurgling, hissing, noise, po300, power, smelling, sound, stutter, stuttering, vortec

Blazer 4.3L Bad MPG, Stutter and Hiss sound from dashboard

swordfish188 on Apr 26, 2013

Jul 19, 2020 02:50 AM
by Mods

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1

4,265

Engine & Transmission

2000, 2002, blazer, chevrolet, chevy, code, engine, ls, misfire, multiple, p0300, p0300pd, pd, po300, random, reading, s10

Help! P0300 Random/Multiple Misfire

b_didddy510 on May 28, 2010

Mar 29, 2019 06:57 AM
by rriddle3

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3

22,893

2nd Generation S-series (1995-2005) Tech

Angry

buzzing, missfire, po300

I got problems, 01 Blazer 4 dr 4x4 4.3 auto

Blazer Grizz on Oct 7, 2016

Feb 2, 2017 03:10 PM
by LesMyer

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8

1,351

2nd Generation S-series (1995-2005) Tech

p0300, po300

PO300 Random Mifire Solved (for me) - Distributor Related

TumblingDice on Mar 6, 2016

Mar 6, 2016 03:22 PM
by TumblingDice

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0

5,156

2nd Generation S-series (1995-2005) Tech

misfire, p1350, po300, transmission

1 Attachment(s)

Engine and transmission help!

Claymart on Feb 8, 2016

Feb 20, 2016 03:26 PM
by Captain Hook

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5

1,132

2nd Generation S-series (1995-2005) Tech

1995, 1998, 2wd, 43, 97, blazer, chevy, code, gmc, jimmy, p0300, place, po300, start, vortec

P0300 code, where to start?

DarkRose on Mar 7, 2013

Jun 10, 2014 03:52 PM
by mwbrown4

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8

11,606

2nd Generation S-series (1995-2005) Tech

2000, 2001, blazer, chevrolet, chevy, code, p0300, p300, po300

2000 Blazer P0300 Code

ej1024 on Aug 23, 2013

Aug 24, 2013 03:49 PM
by ej1024

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4

5,205

Engine & Transmission

03, blazer, chevy, injector, po300, spider, trailblazer

Dreaded po300

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1 2)

Dwhite96 on Mar 19, 2013

May 28, 2013 11:11 AM
by spittybays

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16

4,157

2nd Generation S-series (1995-2005) Tech

97, blazer, code, po300, start

97 Blazer P0300 code after rebuilding complete drive train

gearheadone on May 1, 2013

May 1, 2013 09:58 PM
by Captain Hook

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5

6,954

2nd Generation S-series (1995-2005) Tech

Exclamation

01, 1998, 95, 97, 98, blazer, chevy, code, coil, leak, p0300, po300, start, tachometer, test, wells

1998 4dr blazer p0300 code of death! grrr.... please help!

okgreeaat on Apr 6, 2013

Apr 28, 2013 09:39 AM
by lowside

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9

5,270

2nd Generation S-series (1995-2005) Tech

1999, blazer, changed, chevy, clicks, engine, gasket, intake, intakemanifoldgasketwontstart, manifold, po300, replace, replaced, starter, turn, wont

replaced intake manifold gasket, won't turn over

ckrauss on Jan 2, 2013

Jan 5, 2013 10:58 PM
by rexazz2

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4

3,619

2nd Generation S-series (1995-2005) Tech

95, 99, 99blazer, bad, battie, blazer, cap, chevy, coil, ignition, jimmy, plug, po300, rotor, test, wires

just bought 99 Blazer runs really bad Po300

Lcerny34 on Dec 31, 2012

Dec 31, 2012 08:37 AM
by Captain Hook

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4

2,472

2nd Generation S-series (1995-2005) Tech

03, 135, blazer, cylinder, cylinders, drivable, explorer, fine, gaskets, intake, misfire, miss, po300, random, runs, trans

po300 random misfire with cylinder 1,3&5 missing on scan tool

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Multi-page thread

1 2)

touringdriver on Aug 23, 2012

Dec 25, 2012 05:50 PM
by Captain Hook

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17

21,096

Engine & Transmission

2005, blazer, cam, chev, chevrolet, chevy, dtc, fuel, gmc, jimmy, low, p0300, po300, preasure, retard, set, sierra

1 Attachment(s)

p0300

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Multi-page thread

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scottytink on May 16, 2012

Oct 16, 2012 04:23 PM
by Captain Hook

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22,286

2nd Generation S-series (1995-2005) Tech

Angry

43, 95chevy, bad, blazer, chevu, code, ox, p0154, p0300, p0340, po300, sensors, time, trouble, vortec

Help with codes p0154 & p0300

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Multi-page thread

1 2)

Tsigreg on Sep 27, 2012

Oct 15, 2012 09:23 PM
by Tsigreg

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11

10,117

2nd Generation S-series (1995-2005) Tech

1999, 95, 98, blazer, chevy, code, idle, p0300, p1345, po300, procedure, relearn, studder, sudden, ticking, troble, tube

98 blazer P0300 and P1345 help

jnail on Oct 9, 2012

Oct 10, 2012 12:05 AM
by 50lb_cat

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2

4,068

2nd Generation S-series (1995-2005) Tech

01, 1998, 2wd, 43, 95, blazer, blzer, chevy, crossfire, erratic, forum, forums, p0300, po300, scan, xl

P0300 - This mis just wont go away.

Klturi421 on Aug 24, 2012

Aug 25, 2012 09:30 PM
by Dadatone

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4

2,793

2nd Generation S-series (1995-2005) Tech

app, blazer, chevy, code, diagnose, diagnosing, diagnosising, diagnostic, p0300, p0440, po300, reading, torque, troubleshooting

Further Diagnosing P0300 Issue

Klturi421 on Apr 15, 2012

Apr 15, 2012 12:14 PM
by hellblazer

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1

1,897

2nd Generation S-series (1995-2005) Tech

blazer, chevy, fast, fuel, gas, oreillys, p0300, p0452and, p0453, po300, presser, rough, runs, surge, testers, vortec

1 Attachment(s)

P0300 - engine running rough

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Multi-page thread

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Klturi421 on Feb 4, 2012

Mar 19, 2012 10:11 PM
by Klturi421

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34

14,152

2nd Generation S-series (1995-2005) Tech

2000, blazer, chevy, code, engine, funny, hard, idle, idles, po300, po327, rough, start, starting, starts, time, transmission

Hard starting, rough idle, 3 codes

blazerprobs on Mar 17, 2012

Mar 18, 2012 08:46 PM
by ZR2Winnebago

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4

11,330

Engine & Transmission

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