P0420 code

Asked by GuruYJ1HD Apr 08, 2018 at 10:25 AM about the 2005 Pontiac Grand Prix Base

Question type: Maintenance & Repair

P0420

1 Answer

Your Answer:

Related Questions

  • P0420 code 1 Answer

    P0420

    2005 Pontiac Grand Prix Base

    -

    Maintenance & Repair

  • P0420 code 1 Answer

    Code goes on for a week and off for a week, I took it to the shop and they said I had a bad gasket that connects the converter to the muffler,they fixed it but light is back on...help!!!

    2006 Pontiac Grand Prix

    -

    General

  • filled up gas tank and p0420 code came on 2 Answers

    2003 Pontiac Grand Prix SE

    -

    Maintenance & Repair

  • Any suggestions for code P0420 & P1404 for a 3.8L? 2 Answers

    Is an EGR Valve on a 3.8L difficult to clean or remove & replace? Most likely I will have to have a mechanic replace my Catalytic Converter. Is it best to purchase the Universal Catalytic Converter ...

    2002 Pontiac Grand Prix GT Coupe

    -

    Maintenance & Repair

  • What does code P0300 mean 2 Answers

    What does code P0300 mean

    2006 Pontiac Grand Prix GT

    -

    Maintenance & Repair

Shortcuts

Search Pontiac Grand Prix Questions

CarGurus Experts

  • #1
    munron
    Reputation
    8,230
  • #2
    James Sparrow
    Reputation
    7,530
  • #3
    Dorian Hendricks
    Reputation
    6,190
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Chevrolet Impala
8 Great Deals out of 91 listings starting at $3,795
Used Pontiac Bonneville
1 listing
Used Pontiac GTO
5 listings
Used Dodge Charger
35 Great Deals out of 751 listings starting at $3,400
Used Chevrolet Corvette
26 Great Deals out of 1,084 listings starting at $15,000
Used Chevrolet Silverado 1500
177 Great Deals out of 5,872 listings starting at $2,975
Used Toyota Camry
68 Great Deals out of 1,090 listings starting at $3,500
Used Pontiac Grand Am
1 listing
Used Ford Mustang
56 Great Deals out of 1,377 listings starting at $4,995
Used Pontiac G6
10 listings
Used Chevrolet Monte Carlo
6 listings starting at $9,449
Used Chevrolet Tahoe
12 Great Deals out of 889 listings starting at $12,900

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.