Buick Regal Owner's Manual page 256

1.
.
2. Engine Cover.
3. Engine Oil Fill Cap. See
.
4. Engine Oil Dipstick. See
.
5. Transmission Fluid Cap and
Dipstick. See
.
6. Brake Master Cylinder
Reservoir. See
.
7. Coolant Surge Tank and
Pressure Cap. See
8. Battery Cover. See
.
9.
10. Windshield Washer Fluid
Reservoir. See
.
.
.