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Home >> Chevrolet >> 2011 >> Cutaway 6.6 L >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 6.6L (LGH) - Repair Instructions >> Repair Instructions >> Fuel Cooler Replacement >> Installation Procedure

Installation Procedure

    Fig 1: DFCM Brackets
    GM1662568Courtesy of GENERAL MOTORS CORP.
  1. Install the fuel cooler to the chassis and crossover.
  2. CAUTION:

    Refer to Fastener Caution .

  3. Install the fuel cooler bolts and tighten to 18 N.m (13 lb ft).
  4. Connect the fuel lines at the fuel cooler. Refer to Metal Collar Quick Connect Fitting Service .
  5. Lower the vehicle.
  6. Prime the fuel system. Refer to Fuel System Priming .
  7. Start the engine. If the engine stalls, repeat the above step.
  8. Once the engine starts, inspect for fuel leaks.