DTC code
Vehicle-specific published guides for this diagnostic trouble code.
P0089 may mean the fuel pressure regulator is not performing as expected compared with the control system’s commanded fuel-pressure behavior.
Article vehicle: 2014-2018 Gmc Sierra 1500 5.3 gas
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P0089 may indicate that the engine controller sees fuel pressure regulator performance that does not match the expected high-pressure fuel control behavior.
Article vehicle: 2019-2025 Chevrolet Silverado 1500 5.3 gas
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