The Bonneville, Pontiac's largest, most expensive sedan, was redesigned last year, so it receives minor changes this year. OnStar, General Motors' satellite-based communication system, is now standard on SLE and SSEi models and optional on the base SE. Heated front seats, previously available only on the SSEi, are now optional across the board. The Bonneville is built from the same front-drive platform as the Buick LeSabre but has sportier styling, a performance image and a stronger mission to attract younger buyers than its more conservative cousin. Read More
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