2007 Chevy Impala computer code

2007 CHEVROLET IMPALA
41,000 MILES • 6 CYL • FWD • AUTOMATIC
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AJCOOPER06
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  • 1 POST
I am getting a code po4011- secondary air injection incorrect flow. What is it, and how can I fix it. I have reset the code a couple times and it keeps coming back.
Mar 25, 2010 at 6:08 PM
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BLUELIGHTNIN6
  • ✓ASE Certified Mechanic
  • 16,542 POSTS
  • ASE Certified Mechanic
first thing to check is the secondary air injection (AIR) relays, 2 located on the left side of vehicle, near the throttle body.
Mar 25, 2010 at 6:57 PM
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