2013 GMC Yukon Questions

All 2013 GMC Yukon Questions

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hello! couldnt find my car in "tell us your car"... so... i have a Vauxhall astra 2008 Z16LET, with following errors: P0141 0D and P0141 02 . I measured o2 sensors value with engine running: bank 1 sensor 1 voltage va...