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P015B Diagnostic Trouble Code Discussion for July 2016

Delayed Response Lean To Reach Bank-1 Sensor-1.


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Trouble Ticket Help Requests for DTC P015B
Help Request Posted
2013 Chevrolet Avalanche Black Diamond LTZ 5.3L MIL Lamp on VIN: 3GNTKGE70D
P015B: Delayed Response Lean To Reach Bank-1 Sensor-1. Smoke tested intake and exhaust non found. Replace Oxygen sensor OE bank 1 sensor 1. Clear fault and do drive cycle same fault is back?
July 26, 2016