This car may have potential. The ad does nothing to help figure out what year this car really is,should be between third brake lights and 1990. 1994 Buick Lesabre Wagon for sale, runs great, many new parts, call for more info this vehicle has same body style as 1992 1993 chevy ford 1995 1996 impala taurus dodge 1997 1998 https://saginaw.craigslist.org/cto/5843418629.html Never saw running boards on a wagon!
It's not a 1990 unless it was converted to have the other seatbelts; it doesn't have the door-mounted seatbelts. Car in Ad: Photo of a 1990:
The brushed chrome trim on the c-pillar was added in '88, so that narrows this on to an '88 or '89. The opera lights were an owner-added extra.