4.5 qts. with a filter change
9 quarts.
A 1992 Buick Regal 3800 needs approximately 4.5 quarts of oil. The oil can be purchased at any auto parts store such as NAPA.
17.5
4.5 =6yl 5= 8cyl
4 quarts
The 2001 Buick Regal has 12 valves.
The 2013 Buick Regal has 16 valves.
The 2003 Buick Regal has 12 valves.
The 2014 Buick Regal has 16 valves.
The 2011 Buick Regal has 16 valves.
The 2012 Buick Regal has 16 valves.
The 2004 Buick Regal has 12 valves.