Ram Trucks 2015 3500 - Owner Manual - Manual (Page 710)

When changing a front wheel, place the scissor jack
under the rear portion of the lower control arm as shown
below.
4x4 Series Trucks Front Jacking Location
There is a jack location indicator on the rear portion of the
lower control arm.
4X2 Front Jacking Location
4X4 Front Jacking Location Indicator
708 WHAT TO DO IN EMERGENCIES