Silverado 3500 2WD V8-6.6L DSL Turbo VIN 2 (2004)
12. Remove the EGR coolant pipe bolts.
13. Remove the EGR coolant pipe.
14. Remove and discard the coolant pipe O-ring seal.
Installation Procedure
1. Install a NEW O-ring seal onto the coolant pipe. Lubricate the seal with engine coolant.
2. Install the EGR coolant pipe.
Notice: Refer to Fastener Notice in Service Precautions.
3. Install the EGR coolant pipe bolts.
Tighten the bolts to 25 Nm (18 ft. lbs.).
