LaCrosse FWD L4-2.4L (2011)
black and irregular particles.
3. Observe the fuel sample. If any physical contaminants or water are present, clean the fuel system.
Repair Instructions
Perform the Diagnostic Repair Verification (See: Computers and Control Systems/Testing and Inspection/Diagnostic Trouble Code Tests and
Associated Procedures/Verification Tests and Procedures) after completing the diagnostic procedure.
Fuel System Cleaning (See: Service and Repair)