Silverado 3500 2WD V8-6.6L DSL Turbo (2006)
7. If equipped, remove the engine shield bolts.
8. Remove the engine shield.
9. If equipped with a 5.3L or 6.0L engine, perform the following:
1. Remove the oil cooler hose bracket bolt (1).
2. Remove the oil cooler hose adapter bolts (2).
3. Remove the oil cooler hose assembly and gasket. Discard the gasket.
4. Inspect the fittings, connectors and cooler hoses for damage or distortion.