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Home >> Chevrolet >> 2009 >> Cutaway 6.6 6 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 6.6L LMM - Introduction >> Repair Instructions >> Fuel Cooler Replacement >> Installation Procedure

Installation Procedure

    Fig 1: Identifying DFCM Brackets
    GM1662568Courtesy of GENERAL MOTORS CORP.
  1. Install the fuel cooler to the chassis and crossover.
    2. CAUTION: Refer to Fastener Caution .
  2. Install the fuel cooler bolts and tighten to 18 N.m (13 lb ft).
  3. Connect the fuel lines at the fuel cooler. Refer to Metal Collar Quick Connect Fitting Service .
  4. Lower the vehicle.
  5. Prime the fuel system. Refer to Fuel System Priming .
  6. Start the engine. If the engine stalls, repeat the above step.
  7. Once the engine starts, inspect for fuel leaks.
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