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2018
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Terrain Denali, FWD
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Repair and Diagnosis
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Different variant/trim
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Section 13 (Engine Controls And Fuel - 1.6L (LH7) Diesel - Diagnostic Information And Procedures (P0016 - P049D))
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Diagnostic Information And Procedures
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DTC P0171 Or P0172: Fuel System Lean/Rich
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Conditions for Clearing the DTC
Conditions for Clearing the DTC
WARNING:
This page is about a different variant/trim than selected.
DTCs P0171 and P0172 are Type B DTCs.