On the radiator...
No the 1999 and 2002 1500's are different body styles.
18.7 liters in a radiator flush and fill in a 2004 Dodge Ram 1500.
The radiator plug for a 2006 Dodge Ram 1500 is located on the bottom of the radiator on the right side. It is used to drain the coolant during flushes and fluid changes.
The automatics are not interchangeable.
The Ram does not have a timing belt.
1994-1997
It doesn't have one.
It is on the lower driver side of the radiator.
A 1998 Dodge Ram does not have EGR.
Find leak, repair/replace cause.
You need the user manual which has steps on how you can replace a shifter knob on a 2002 Dodge RAM 1500 with standard transmission.