Sae Viscosity Grade
WARNING: This page is about a different car, the 2013 RAM 3500 HD and 2013 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Low viscosity oils must have the proper API quality or the CCMC G5 designation.
To assure of properly formulated engine oils, it is recommended that SAE Grade 15W-40 engine oils that meet Chrysler material standard MS-10902, be used in accordance to ACEA B3, B4 specification. European Grade 15W-40 oils that meet Association des Constructeurs Europ e ens d' Automobiles (European Automobile Manufacturers Association) (ACEA) specifications, are also acceptable.
Synthetic oils of the SAE 5W-40 grade number are required when minimum temperatures consistently fall below -18° C (0° F).
The viscosity grade is also listed in the vehicle quick reference specifications Refer to CAPACITIES AND RECOMMENDED FLUIDS, SPECIFICATIONS .