BUICK PARK AVENUE ELECTRICAL

I Bought The Car Listed Above, When Purchased I Got A Key From Seller, They Said Matched The Key To The Old Ignition But Was Not...

Battery Won't Start Car Sometimes Like It Has Drained But It's Not. On The Display It Says Unknown Drive.

Warning Indicator Light That Has Come On, It Reads "service Suspension System" Started To Come On After I Had The Rear Shocks...