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Home >> GMC >> 2002 >> C3500 HD 6.5 F, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 6.5L >> Repair Instructions >> Fuel System Cleaning >> Gasoline in Fuel System >> Engine Will Run or Start

Engine Will Run or Start

  1. Drain the fuel tank. Refer to Fuel Tank Draining Procedure .
  2. Fill the fuel tank to 1/4 with diesel fuel.
  3. Run the engine for 15 minutes.