Inspect intermediate shaft U-joints for wear,
binding, or missing/damaged grease fittings.
Replace or lubricate as necessary. Refer to
TM 9-2320-387-24-1 for replacement and
TM 9-2320-387-10, for lubrication instructions.
Replace the steering column and intermediate
shaft (TM 9-2320-387-24-1).
Replace the stabilizer bar
If you still have a problem, rerun the test
chain to make sure you didn't miss anything.
If you didn't go down the A chain, you may
want to run those tests in order to check out
the hydraulic parts of the steering system.