CTS V6-3.2L VIN N (2003)
13. Connect the vacuum brake booster hose retainer (1) to the rear of the intake plenum RHD only.
14. Connect the crankcase ventilation dirty air hose retainer (2) to the fuel pipe.
15. Apply clean engine oil to the crankcase vent adapter seal.
16. Position the crankcase vent adapter to the intake plenum.
17. Install the 3 bolts securing the crankcase vent adapter to the intake plenum.
Tighten the crankcase vent tube adapter bolts to 8 Nm (71 inch lbs.).
18. Inspect the following O-ring seals and replace if necessary:
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The throttle body
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The crankcase vent tubes
19. Lightly lubricate the O-ring seals with clean engine oil.
20. Position the throttle body to the intake plenum and crankcase vent adapter.
