Chevrolet/GMC Duramax Diesel Supplement (GMNA-Localizing-U.S./Canada-
11354421) - 2018 - CRC - 5/9/17
126
Service and Maintenance
Usage
Fluid/Lubricant
Engine Oil (6.6L 8-Cylinder Engine)
Engine oils with the letters CJ-4 or CK-4 are required for your vehicle.
The CJ-4 or CK-4 designation can appear either alone or in combination
with other American Petroleum Institute (API) designations, such as
API CJ-4/SL. These letters show API levels of quality. To determine the
preferred viscosity for your vehicle's diesel engine, see
.
Hydraulic Power Steering System (If
Equipped)
GM Power Steering Fluid (GM Part No. 19329450, in Canada 89021186).
Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from your dealer.
Part
GM Part Number
ACDelco Part Number
Engine Air Cleaner/Filter
4-Cylinder Pickup (LWN)
23248945
A3216C
8-Cylinder Pickup (L5P)
84262965
A3231C
4-Cylinder Van (LWN)
84000015
A3221C
Fuel Filter
4-Cylinder Pickup (LWN)
52100212
TP1007
8-Cylinder Pickup (L5P)
23304096
TP1015
4-Cylinder Van (LWN)
84186990
TP1016