Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 (2004)
6. Install the oil cooler adapter.
7. Install the oil cooler adapter bolts to the oil filter adapter/oil cooler.
Tighten the bolts to 21 Nm (15 ft. lbs.).
8. Install the oil cooler adapter nuts to the flywheel housing.
Tighten the nuts to 25 Nm (18 ft. lbs.).
