The Pontiac Bonneville entered 1998 with safer next-gen airbags. Aside from that, the only other changes were minor ones made to trim different levels. For 1999, OnStar was now offered as an option.

Standard equipment includes the features that come with this vehicle. Select Your Options Choose options to include in this vehicle value. For the most accurate pricing and values on new or used ...

As an upscale bargain, Pontiac's cars offered unique features on familiar platforms, and its Bonneville sedan offered ...

Some of these passenger vehicles have internal fluid leaks in the brake hydraulic control unit. When the rear brake proportioning, antilock brake, traction control, or stability control feature is ...