Illumination of the Check Engine Light can be caused by a loose or worn gas cap.
2004 Pontiac Vibe Problem Reports
RepairPal Verified 2004 Pontiac Vibe Problem Reports
The bolts attaching the front door window glass to the window regulator may come loose. This can cause the window regulator to become damaged and possibly causing the window glass to break. Some 2003 & 2004 models have been recalled for the issue.