Is the belt around the alternator tight? Make sure that it was installed correctly. If so, check your battery terminals for any possible corrosion. A bad ground will not allow the full power to be distributed to the vehicle at all times, causing the pulsating lights. You also need to check the cables, both neg. And pos., Coming from the battery to ensure they are not faulty.
Saturday, November 8th, 2008 AT 9:12 PM