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P2097 Diagnostic Trouble Code Discussion for December 2010

Downstream Fuel System Rich - HO2S-12 (Bank 1 Sensor 2)

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Trouble Ticket Help Requests for DTC P2097
Help Request Posted
2008 Cadillac CTS 3.6L MIL Lamp on VIN: 1G6DR57V78
P2097: post catalyst fuel trim system high limit bank 1. ... very intermittenly sets the code p2097, We have tryed to get this car to set this code on us, but no luck. At times will take a week to come back, have monitered all data on road and no other codes set, fuel trim bank 1 ST 2 LT BANK 2 ST 2 LT 8. Have check...
December 23, 2010