Assistance with Check engine light codes needed!

Asked by Jun 29, 2017 at 05:24 PM about the 2011 Jeep Grand Cherokee Limited

Question type: Maintenance & Repair

Help here are my codes for check engine light:
P0306, B1A09, P2784, B11CD00, P0128, B21A100.
Can someone tell me what they are far. Cant afford
to get care fixed at dealership so trying do it
myself with my brothers help.

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