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There are several things... assuming you mean while the vehicle is in motion, possibilities include worn/loose steering components, out-of-round tires, excess toe in or toe out in the steer axle, out-of-round brake drum(s), bad engine mounts... choose your poison.
128 332 02
Cooling system ,water or thermostat bad
10.5.16 so probably 10th May 2016 or U.S.A. is October 5th 2016
It means there is a problem with the charging system. Normally this means the alternator has failed.
Code 128 351 03
Intake valve sensors.128 385 03
The glow plugs are warming up prior to the motor being started up.
RTC or batery backup low ..thank
Short to high voltage undocumented fault :
Does it say Engine Prot? means that you might be low on fluids such as coolant and the longer you run with it it, it will start to slow down the engine until u stall out....happen to my cat c7 in my freightliner. and it turns out i blew my cooling system.
I'm assuming you mean 12.7 Detroit Diesel 60 Series engine? IIRC, it's 11 gallons.