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O2 sensor bad

26736 Views 6 Replies 5 Participants Last post by  CalsGTP
I just came back from the shop to get my check engine light look at on my 06 GTP. And my rear O2 sensor is bad. :mad: The mechanics said that it cost around $544 :eek:to replace it. Does anyone have had this issue?
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$544.00???????? i just googled "06 pontiac g6 rear 02 sensor" and it shows friom 38.00 to 50.00. labor cant cost that much to unscrew/unplug an o2 sensor and reinstall it.
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