GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2008 🢒 Silverado - 4WD 🢒 Engine 🢒 Engine Cooling 🢒 Oil Filter Adapter and Oil Cooler Assembly Cleaning and Inspection

    Object Number: 663749 Size: SH
  1. Clean the coolant tube.
  2. Inspect the coolant tube for cracks.
  3. Inspect the coolant tube mating surfaces for damage.

    4. Object Number: 880611 Size: SH
  4. Clean the oil filter adapter.
  5. Inspect the oil filter adapter mating surfaces for damage.
  6. Replace the O-rings.