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99 Chevy lumina check engine code is p0420 what does it mean?
Low catalytic converter efficiency.
2004 Chevy Colorado check engine codes PO420?
P0420=Catalyst System efficiency below threshold
What are the signs of a bad catalytic converter 2005 Chrysler pacifica?
Usual first sign is a check engine light with a code P0420.Usual first sign is a check engine light with a code P0420.
Turn off check engine light on 2000 Chevy Prizm?
I clear the check engine light with a Scangauge II. But most ODB-II devices can read and clear the code.
What is check engine error code P0420 on a 2003 vibe?
Trouble code P0420 means:Catalyst system efficiency below threshold
What does check engine light error code p0420 mean?
Trouble code P0420 means:Catalyst system efficiency below threshold
Check engine light code P0420 on a 2004 Buick Century?
Trouble code P0420 means:Catalyst system efficiency below threshold (bank 1)
What does check engine code P0420 for a 2006 Dodge Grand Caravan mean?
catalytic converter failure.
Why the check engine light came on geo prizm?
There are pages and pages of things that can cause a check engine light. You need to have it checked with a scantool. Then the code can be diagnosed and repaired.
Check engine light came on after heavy driving in Geo Prizm 1994?
May have to change oil.
How do you reset check engine light for the 2009 Chevy trail blazer?
How do you reset check engine light for the 2009 Chevy trail blazer?
What does a P0420 reading on the check engine light mean on a 1996 ford explorer 6 cylinder?
Bank 1 catalytic converter efficiency failure.
