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I have a 2005 Suburban with a P0420 code and trying to
I have a 2005 Suburban with a P0420 code and trying to determine if it's an O2 sensor or catalytic converter, readings are in the pics. If it is the O2, which one is it or how can I determine, thanks!… read more
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Chevrolet Camaro Z28: I have a 1999 Chevy Camaro with the 5.7
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Chevy S-10: I have a 2001 Chevy S10, 4.3L V6, LS package.
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V..it was either the crank angle sensor or the cam position sensor
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Maf..o2 sensors..the same code drops P0420, bank 1
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2002 Malibu: v..6, has P0420 code, upstream O2 sensor jumps
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Dan
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new cam, crank, tps, map sensors and checked coil..Fuel pressure good
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I have a 2005 Trailblazer and the check engine light came on
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I have a 2004 Envoy That is giving me a PO410 Code (Secondary
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2000 Chevy: emission..several dtc..2 maf low voltage and bank 1-2 lean
I have a 2000 Chevy express van with a 4.3 liter engine and I can't pass the emission test? First I found several DTC'S and repaired them. 02 heater circuit bank 2 sensor 2 MAF low voltage and bank 1-… read more
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2002 Grand Prix: failed emissions..mass..air flow..malfunction
My wife's 2002 Grand Prix failed emissions for " mass or volume air flow circuit low input" " AIR injection system malfunction" and Catalyst system efficiency below threshold (bank one ) . Just what e… read more
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2005 trailblazer: the code of p0410 secondary air injection..gasket
my 2005 trailblazer put out the code of p0410 secondary air injection has failed, i need to get a new valve and gasket. where do's this valve and gasket go… read more
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Trailblazer: a tester and the code is 410 default air exhaust, what
I have an 05 Trailblazer, and my engine light has been staying on. I''ve hooked it up to a tester and the code is 410 "default air exhaust", what does that mean??… read more
Dan
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I have a S-10 with a code of p0410 secondary air ...
I have a S-10 with a code of p0410 secondary air system failure. I have replaced the air pump,vacuum hose, electrical switch which turns on the vacuum and the check valves on the exhaust. but the ligh… read more
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