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2010 colorado obd code P2440 - 2004 Chevrolet TrailBlazer

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P2440


All you have to do is use Google

You Type: Chevy Trailblazer OBD 2440

All the problems & solutions, as well as video, are all
over the internet

Mar 29, 2014 | 2008 Chevrolet TrailBlazer LT

1 Answer

2008 Colorado , Code: P2431


If you have no factory service manuals, you have to
google all codes- for any vehicle


Chevy Colorado OBD P2431

Sep 12, 2013 | Cars & Trucks

1 Answer

Check engine light code p2440


Put the OBD P2440 into Google for the answer

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Grand Prix pontiac error code p0411 and p2440


P2440 refers to the Secondary Air Injection system. It means that the switching valve is stuck open. We already replaced the secondary air flow pump, now it's telling us that's its the secondary air flow sensor and the valve is stuck open. the code is coming up P2440

Oct 15, 2011 | 2006 Pontiac Grand Prix

1 Answer

What does engine code p2440 indicate?


P2440 Secondary Air Injection System Switching Valve Stuck Open Bank1

Problem is usually the air switching valve that operates the air line coming from air intake to air pump, clean it or replace it.

Here a bulletin.

Aug 11, 2010 | 2007 Chevrolet Cobalt Coupe

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