GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2008 🢒 Savana - AWD 🢒 Engine 🢒 Engine Controls and Fuel - 6.6L 🢒 Fuel Cooler Replacement

Removal Procedure

    Object Number: 1662568 Size: SH
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Disconnect the fuel lines at the cooler. Refer to Metal Collar Quick Connect Fitting Service .
  3. Remove the fuel cooler bolts.
  4. Remove the fuel cooler.

Installation Procedure

    Object Number: 1662568 Size: SH
  1. Install the fuel cooler to the chassis and crossover.

    2. Notice: Refer to Fastener Notice in the Preface section.

  2. Install the fuel cooler bolts.

    3. Tighten
    Tighten the bolts 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.