Intake Manifold Installation - Upper
- Install the upper intake manifold gaskets.
- Install the upper intake manifold.NOTE: Refer to FASTENER NOTICE .
- Install the upper intake manifold bolts and studs. Apply threadlock GM P/N United States 12345382, GM P/N Canada 10953489 to the threads.
Tighten
Tighten the upper intake manifold bolts and studs to 25 N.m (18 lb ft).
- Install the EGR valve pipe.
Tighten
Tighten the EGR valve pipe to 25 N.m (18 lb ft).
- Install the EGR valve.
- Install the EGR valve bolts.
Tighten
Tighten the EGR valve bolts to 25 N.m (18 lb ft).
- Install the map sensor bracket and bolts.
Tighten
Tighten the MAP sensor bracket bolts to 25 N.m (18 lb ft).
- Install the MAP sensor.
- Install the MAP sensor bolts.
Tighten
Tighten the MAP sensor bolts to 5 N.m (44 lb in).
- Install the MAP sensor electrical connector.
- Install the vacuum lines to the upper intake manifold.
- Install the throttle cable bracket.
- Install the throttle cable bracket bolts.
Tighten
Tighten the throttle cable bracket bolts to 13 N.m (115 lb in).