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Home › Saturn › 2007 › Relay 3.9 1 › Repair and Diagnosis › Engine Performance › System › Engine Controls And Fuel - DTC P0010 To DTC P0420 › DTC P0171 or P0172 › DTC Descriptors

DTC Descriptors

DTC P0171

Fuel Trim System Lean

DTC P0172

Fuel Trim System Rich

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