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2018
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Impala Premier, Gas
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Repair and Diagnosis
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External Pages
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Different variant/trim
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Section 9 (Engine Controls And Fuel - 2.5L (LCV) - Diagnostic Information And Procedures (P0010-P0336))
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Diagnostic Information and Procedures
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DTC P0171 or P0172
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Action Taken When the DTC Sets
Action Taken When the DTC Sets
WARNING:
This page is about a different variant/trim than selected.
DTCs P0171 and P0172 are Type B DTCs.