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Ask GM Tech (Cam) Your Own Question
GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 15181
Experience:  GM Grand Master Technician 2007. 14 years experience.
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2011 Chevy Avalanche replaced 02 sensor bank 2 sensor 1 code

Customer Question

2011 Chevy Avalanche replaced 02 sensor bank 2 sensor 1 for a code I can't remember,now have codes po153,po154, cleared light and hasn't come back on ,but codes are still in there and say permenant on scanner. Does this mean the light will come back on,and
y can't they be cleared
Submitted: 1 year ago.
Category: Chevy
Customer: replied 1 year ago.
Is the pass side bank 2
Expert:  JOHN aka Eauto replied 1 year ago.

have you changed the o2 sensor?

Customer: replied 1 year ago.
rs front
Expert:  JOHN aka Eauto replied 1 year ago.

did you reset them on the scan tool?

Customer: replied 1 year ago.
No just tried to clear the codes
Expert:  JOHN aka Eauto replied 1 year ago.

and what did the scan tool say? did it successfully clear them?

Customer: replied 1 year ago.
No that's my concern it won't clear them it says permenant
Expert:  JOHN aka Eauto replied 1 year ago.

what type of scan tool?

Customer: replied 1 year ago.
Snap on solus
Expert:  JOHN aka Eauto replied 1 year ago.

ive never heard of a permanent code. try a module reset?