Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 (2004)
12. Disconnect the EGR cooler tube heater hose.
13. Remove the EGR coolant pipe bolts.
14. Remove the EGR coolant pipe.
15. Remove the rear EGR cooler tube bolts.
16. Remove the EGR cooler tube bolts.