Torque sequence intake manifold
SOURCE: whisling nose from intake manifold.rough idel 2002
sounds like a vacuum leak. Check all of the vacuum hoses.
SOURCE: does the intake manifold from a 2001 Saturn SL2
If you are trying to replace the intake manifold due to a crack in the plastic check out a great option in repairing it.
http://www.youtube.com/watch?v=HK9cXijBnRc
http://cgi.ebay.com/ebaymotors/2000-2002-Saturn-SL2-intake-manifold-part-_W0QQcmdZViewItemQQhashZitem1e5bc99c9dQQitemZ130388958365QQptZMotorsQ5fCarQ5fTruckQ5fPartsQ5fAccessories
SOURCE: leak from intake manifold
Sorry to hear that. I see this way too often though...
Check out this solution
http://www.youtube.com/watch?v=HK9cXijBnRc
http://cgi.ebay.com/ebaymotors/2000-2002-Saturn-SL2-intake-manifold-part-_W0QQcmdZViewItemQQhashZitem1e5bc99c9dQQitemZ130388958365QQptZMotorsQ5fCarQ5fTruckQ5fPartsQ5fAccessories
Fig. Intake manifold bolt torque sequence 2.7L engine
Upper intake manifold with a new gasket on the lower intake
manifold and torque the bolts, in sequence, to: 105 inch lbs. (12 Nm)
Hope helps (remember to rate this answer). Good job.
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