Actually, 99BonnevilleSE, according to Consumer Buyers Guide, the '95 was the first year for the Series II. Here'* the clip:
1995: The arrival of a more powerful standard engine heads the list of changes to the '95 Bonneville. The new powerplant is a reengineered version of GM'* 3.8-liter V6, now dubbed the 3800 Series II. In this form it provides 205 horsepower and 230 pounds-feet of torque.
So, take that how you will, the site it'* from by the way is: http://auto.consumerguide.com/auto/u...fm/id/2092.htm