Removal & Installation
WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Drain cooling system. Remove air intake duct. See Figure. Remove the turbocharger boost sensor bracket bolt. Remove the turbocharger boost sensor with bracket. Remove the intake heater and gasket. Remove the upper intake manifold tube nuts and upper tube.
- Disconnect Exhaust Gas Recirculation (EGR) valve vacuum hose. Remove EGR inlet cooling hose from cooling tube. Remove EGR outlet cooling hose from cooling tube. Remove nuts retaining EGR assembly to intake manifold.
- Remove nuts retaining EGR assembly to exhaust pipe. Remove bolts retaining EGR assembly to EGR bracket. Remove EGR assembly from engine. Remove bolts retaining EGR to EGR cooling tube. Separate EGR from EGR cooling tube. To install, reverse removal procedure.