 Edmunds.com/Inside Line | Full Test: 2007 Pontiac Solstice GXP Edmunds.com/Inside Line, CA - The fantasy: You're driving the gorgeous 2007 Pontiac Solstice GXP on a curving stretch of scenic California Highway 1 near Big Sur for a three-day weekend. ... Full Test: 2007 Pontiac Solstice GXP |