K 1500 Truck 4WD V8-5.3L VIN T (1999)
14. Install the EGR valve, a NEW gasket and bolts.
14.1.
Tighten the EGR valve bolts first pass to 10 Nm (89 inch lbs.).
14.2.
Tighten the EGR valve bolts final pass to 25 Nm (18 ft. lbs).
15. Install the vapor vent tube hose to the throttle body.
16. Install the coolant hose to the throttle body.