C 3500 Truck 2WD V8-454 7.4L VIN J SFI (1999)
Tighten
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Tighten the linear EGR valve pipe flange nut (6) to the intake manifold (1) to 60 N.m (44 lb ft).
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Tighten the linear EGR valve pipe flange bolts (3) to the exhaust manifold (5) to 26 N.m (19 lb ft).
3. Lower the vehicle.
4. Connect the negative battery cable.
5. Start the engine and check for exhaust leaks.