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Home >> Buick >> 2008 >> Allure CX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 3.8L - DTC P0385 To DTC P2108 >> DTC P0685 >> Repair Verification
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Repair Verification

  1. Clear the DTCs with a scan tool.
  2. Turn OFF the ignition for 30 seconds.
  3. Start the engine. If engine does not run, refer to Engine Cranks but Does Not Run .
  4. If other DTCs are set, refer to Diagnostic System Check - Vehicle .
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