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Remove the EGR transducer retaining bolt and reposition the EGR transducer to access the EGR external pressure valve.
Disconnect the EGR valve to exhaust manifold tube from the EGR external pressure valve.
Remove the EGR valve retaining bolts and the EGR external pressure valve from the upper intake manifold.
Remove the EGR valve gasket and clean gasket sealing surface of upper intake manifold. If the old EGR external pressure valve is to be installed, clean the gasket sealing surface.
Position EGR external pressure valve, with a new EGR valve gasket, onto upper intake manifold and install retaining bolts. Tighten retaining bolts to 20-30 Nm (15-22 ft lb) .
Connect the EGR valve to exhaust manifold tube to the EGR external pressure valve. Tighten EGR valve to exhaust manifold tube nut to 34-47.6 Nm (25-35 ft lb) .
Install the EGR transducer and retaining bolt. Tighten retaining bolt to 20-30 Nm (15-22 ft lb) .