It is possible some parts would interchange. The engine block probably would not interchange. If they have the same ratings items such as alternators, starters. ac compressors might be the same. You would have to check on a part by part basis.
1988 to 1991 most parts are interchangeable - body styles an other things changed after 1991
YES. Almost everything will interchange.
There is no such thing as a 1991 Chevy Celebrity
Will the transmission from a 1985 Chevy Celebrity fit a 1991 Buick LeSabre
From 1988 to 1999 will ALL interchange
YES they are the same.
YES they are the same.
$14,000
replace heater core in a 1991 Chevy work truck 1500
How to remove and install the serpentine belt on 1991 Chevy Blazer with AC?
That will be a 700R4 transmission.
YES, They are the same.