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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 953 (5.7L CNG - DTCS P2127 To U147B - 2500 Hd) >> Diagnosis And Testing >> P2273-O2 Sensor 2/2 Signal Stuck Rich >> Default Action

Default Action

WARNING: This page is about a different car, the 2015 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.