Intake Manifold Removal

IMPORTANT:

The intake manifold, throttle body, fuel injection rail, and fuel injectors may be removed as an assembly. If not servicing the individual components, remove the manifold as a complete assembly.
DO NOT use the intake manifold-to-cylinder head gaskets again.

Fig 1: View Of PCV Hose

Courtesy of GENERAL MOTORS CORP.

Remove the positive crankcase ventilation (PCV) hose - dirty air.
Remove the PCV hose - fresh air.

Fig 2: View Of Throttle Body To Valve Rocker Arm Cover PCV Hose
Courtesy of GENERAL MOTORS CORP.
Remove the manifold absolute pressure (MAP) sensor (714), if required.

Fig 3: View Of MAP Sensor
Courtesy of GENERAL MOTORS CORP.
Remove the engine coolant air bleed clamp and hose from the throttle body, if applicable.
Remove the evaporative (EVAP) emission canister purge solenoid valve (708), bolt (710), and isolator (709).

Fig 4: View Of EVAP Purge Solenoid, Bolt & Isolator
Courtesy of GENERAL MOTORS CORP.
Remove the intake manifold bolts.
Remove the intake manifold with gaskets.

Fig 5: View Of Intake Manifold & Bolts
Courtesy of GENERAL MOTORS CORP.
Separate the intake manifold-to-cylinder head gaskets (514) from the manifold.

Fig 6: View Of Intake Manifold-To-Cylinder Head Gasket
Courtesy of GENERAL MOTORS CORP.
Discard the intake manifold gaskets.