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Home >> Chevrolet >> 2011 >> Impala LS, 3.9 M >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 14 (Engine Controls And Fuel - 3.5L - Troubleshooting & Diagnosis) >> Fuel Composition Diagnosis >> Circuit/System Testing - J 44175 Ethanol Content Less Than 15 Percent

Circuit/System Testing - J 44175 Ethanol Content Less Than 15 Percent

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  1. Use the scan tool to reset the Fuel Alcohol Content parameter to 3 percent.
  2. Use the scan tool to reset the fuel trim values.