Volvo VNL Operator's Manual page 23

18 General Information
Components
The Volvo D12 engine serial number is lo-
cated on the rear, left side of the cylinder
block.
There is also a label on the engine elec-
tronic control unit that shows the engine
serial number.
W0001529
The Volvo D7 engine serial number is lo-
cated on the rear, left side of the cylinder
block.
There is also a label on the rear valve cover
that shows the engine serial number.
W2002707