po420 - Chevrolet Forum - Chevy Enthusiasts Forums - Threads Tagged with po420

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Threads Tagged with po420

Threads Tagged with po420

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1500, 1999, 53, 99, chevy, code, fix, o2, p0171, p0174, p0420, po420, sensor, silverado, threads

1999 chev silverado 5.3 code P0171, P0172 and P0420

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Multi-page thread

1 2)

MinnesotaBum on September 10th, 2009

October 21st, 2020 9:18 PM
by Zwingsterboss

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10

42,676

Silverado & Fullsize Pick-ups

02, 03, 0420, 09, 2003, 2008, 31, aftermarket, chevrolet, chevy, code, converter, malibu, p0420, po420

P0420 Code 4th Converter

franke on December 13th, 2012

December 14th, 2012 3:50 PM
by franke

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4

6,988

07, 1999, 2007, chevy, ckt, code, misfire, miss, p0420, pickup, plugs, po420, position, rangeperf, sensor, silverado, spark, tpspedal

2 Attachment(s)

miss and a po420 code on a 07 newstyle silverado

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Multi-page thread

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94racing on February 6th, 2012

February 22nd, 2012 7:38 AM
by 94racing

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16

38,769

Silverado & Fullsize Pick-ups

01, 1500, catalytic, cel, chevy, code, converter, eastern, forums, gmt400, po420, silverado, ubolts, vortec, votec

po420 code-catalytic converter

jtlonghorn on February 7th, 2012

February 9th, 2012 4:07 PM
by Fishinfooleric10@aol.com

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3

5,961

Silverado & Fullsize Pick-ups

, 2000, 2007, 469, 781, b1, b2, chevy, code, p0446, po420, po420code, sensor, silverado, stft

PO420 Code..Cat converter?

jtlonghorn on January 16th, 2012

January 18th, 2012 11:29 PM
by EinST

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4

7,971

Silverado & Fullsize Pick-ups

01, 13, 2, 2001, 420, bank, car, chev, code, location, malibu, po, po420, sensor, side

po420 catylist system effeciency below threshold bank one?

chevyguy123 on November 30th, 2011

December 6th, 2011 3:40 PM
by chevyguy123

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5

7,649

98, chevorlet, chevy, code, dtc, dtcp0420, k1500, mac, p0420, p420, po420, silverado, superchips, tahoe, truck

Dtc p0420

Starboy on May 14th, 2011

May 18th, 2011 10:12 AM
by Starboy

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2

4,746

Silverado & Fullsize Pick-ups

2001, 2008, 81d8, cat, cavalier, chevrolet, chevy, code, express, malibu, meas, p0420, p420, po420, replaced

P0420 engine light code

Rich O'Rourke on December 8th, 2010

December 9th, 2010 9:23 PM
by MDTAHOE

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3

39,249

01, 2001, 22, cavalier, cavallier, caviler, chevy, clear, code, cycle, drive, p0420, plugs, po420, silverado, spark, time

P0420 code on 2001 cavalier,2.2L engine

Rich O'Rourke on November 21st, 2010

November 21st, 2010 9:24 PM
by MDTAHOE

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1

11,404

57, california, catalytic, chevy, converter, equipped, o2, po420, sensor, utahemissionsnocatsilverado

"california equipped" in utah

railit on August 29th, 2010

September 11th, 2010 5:39 PM
by railit

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4

1,447

Silverado & Fullsize Pick-ups

07, 1500, 96, car, chevrolet, chevy, code, hard, p0420, po420, rough, silverado, start, starting, truck

hard start and p0420

isrblue on August 5th, 2010

August 6th, 2010 7:11 AM
by isrblue

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3

3,466

Silverado & Fullsize Pick-ups

2004, 420, 98, actron, astro, blazer, chevy, code, cp9580, engine, forum, pd, po420, silverado, trailblazer

PO420 Code

jgray152 on July 3rd, 2010

July 10th, 2010 10:15 PM
by jgray152

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6

9,018

Silverado & Fullsize Pick-ups

2002, cavalier, caveleir, code, codes, control, o2, oxygen, panel, po240, po420, radio, sensor, sensors, temperature, tempreture

2002 cavalier, code po240!!

nikoru on June 10th, 2008

June 15th, 2008 10:09 PM
by shawnvw

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3

4,390

03, 2000, 420, blazer, cars, cavalier, chevrolet, chevt, chevy, code, engine, impala, po420, readiness, readybut, rich, running, test, venture, z24

CODE PO420

Sammyj on March 5th, 2008

March 6th, 2008 5:07 AM
by Sammyj

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2

2,419

2000, 420, camaro, catalytic, chevrolet, chevy, cobalt, code, codes, engine, fix, gm, po, po420, venture

Engine Code PO420

shadetreemech on January 28th, 2008

January 30th, 2008 4:44 PM
by rutler101

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2

9,114

01, 07, 2001, 2007, avalanche, chevrolet, chevy, code, impala, malibu, p0420, po420, po420a, repair, venture

p0420 code

bigbabee on October 20th, 2007

October 20th, 2007 1:07 AM
by bigbabee

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0

5,900

04, aveo, carlo, chevy, codes, detected, malibu, misfire, monte, p1133, po133, po300, po410, po420, random

any body help me out with my monte i got the codes/probs thanks

shaynel18 on July 23rd, 2007

July 24th, 2007 10:22 PM
by shaynel18

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2

1,700

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