Oil Capacity

L18 Oil Capacity

Data verified by Nick Marchenko, PhD

Big BlockVortec 8100Petrol

L18 – Oil & Coolant Specifications

Oil CapacityViscosityCoolant Capacity
6.4 qt5W-3025.0 qt
6.4 qt5W-3024.8 qt
6.4 qt5W-3020.7 qt
6.4 qt5W-3021.1 qt
6.4 qt5W-3027.1 qt

Vehicles with the L18 Engine

MakeModelYears
ChevroletAvalanche 15002006, 2005, 2004, 2003, 2002
ChevroletSilverado 2500HD2006, 2005, 2004, 2003, 2002, 2001