Operation CHARM: Car repair manuals for everyone.

Water Pump

Water Pump Bolt (4.3L Engine) 45 Nm (33 ft. lbs.)
Water Pump Bolt (First Pass) (4.8L, 5.3L, and 6.0L Engines) 15 Nm (11 ft. lbs.)
Water Pump Bolt (Final Pass) (4.8L, 5.3L, and 6.0L Engines) 30 Nm (22 ft. lbs.)