put the old plugs back in and have the gap set at .060 -How long did you have the new plugs in.
http://www.automotiveforums.com/vbul...ht=spark+plugs
-there are problems with non-GM plugs in the Intrigue.
There is no SES or SVS lights lighting up? -ODB2 codes, CKP sensor, Camshaft position sensor.