3500 lbs towing capacity according to endmunds: http://www.edmunds.com/used/1990/nissan/truck/1552/specs.html
A 1990 Nissan pickup truck has power steering. If the truck is displaying symptoms of not having power steering check the fluid levels and pump itself.
Yes, engines are different but the tranny's the same.
1990 Nissan/Datsun Truck D21 Truck 2WD 2.4L FI 4cylThe Spark Plug Gap.044 (In thousandths of an inch)
Generally on the bottom of the radiator.
no only fits 84,85
glovebox sticker
In the ac box
Go to www.installdr.com .
Follow top radiator hose to top of motor and it will be under it.
There is no OBD connection on a 1990 Nissan as that is an OBD1 vehicle not OBD2. However there is a way to read the codes. https://codes.rennacs.com/Petrol-Engine/Japanese-Korean/Nissan-Engines.php
put key in driver door and unlock...