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carriedi wrote:
> what code are you getting?
P0172 p1400 p0171


   
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Location: Oregon
for a 2006 trailblazer the codes:
p0171, p0172 are for the banks showing that they are running lean
p1400 is for the exhaust not matching what the computer is looking for when the engine is cold.

you should find out why the engine is running lean


   
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