C 3500 HD Truck 2WD V8-8.1L VIN G (2002)
Tighten the throttle body nuts to 10 Nm (89 inch lbs.).
6. If replacing the intake manifold, install a NEW EGR bracket gasket.
7. Install the EGR bracket, and nuts.
Tighten the EGR bracket nuts to 30 Nm (22 ft. lbs.).
Important: Lubricate the port of the MAP sensor with clean engine oil. Avoid dipping the sensor port directly into the lubricant or using a solid type
of lubricant, as they may block the vacuum port signal.
8. If replacing the intake manifold, install the MAP sensor and bolt.
Tighten the MAP sensor bolt to 12 Nm (106 inch lbs.).
Important: Apply a very light film of clean engine oil to the purge solenoid seal.
9. If replacing the intake manifold, install the EVAP purge solenoid.