Code P0155 came on I put new 02 senser in.

Tiny
ANONYMOUS
  • 2004 HUMMER H2
  • 107,000 MILES

Code p0155 came on I put new 02 senser in cleared code it stays off when I drive it then shut key off state it back up shortly after light comes back on. Any idea?

Monday, March 25th, 2013 AT 5:05 AM

1 Reply

Tiny
ASEMASTER6371
  • EXPERT
  • 25,520 POSTS

Codes never identify bad parts, just failed systems.

Which sensor did you replace?

Roy

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Monday, March 25th, 2013 AT 10:43 AM

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