It is the cooling fan for the engine. Even if you shut the engine off, the cooling fan will
continue to run until the engine heat gets back down to a normal level. The fan can turn on at anytime. Watch your fingers.
There is a pull lever behind the drivers seat
drivers side of engine right behind injector pump
drivers side. below the battery
their are 4 on top of the engine under drivers seat 4 more are located on the underside of the engine behind the oil sump
behind the drivers seat you''ll a white or black knob. Pulling the knob will open the engine compartiment
On the lower half of the engine behind the front axle on the drivers side. it has a large wire from the drivers side battery that connects to it.
Solenoids are behind the side cover on drivers side. Drivers axle and some engine movement needed not for a novise
On the V-6 engine, it is located on the drivers side block just above the oil filter. On the 4 cylinder is also on the drivers side block behind the alternator.
It's an electric locomotive with it's own diesel driven generator.
4.3L engine, behind the cooling fan. 2.2L engine, below and to the drivers side of the cooling fan.
Should be on drivers side of engine near the front with an electric wire going into it.
On the drivers side of the engine just behind the valve cover. They are cast into the bellhousing flange.