they are everywhere...any where there is a joint or working, encased, parts.
The original parts had no grease fittings.
Zero from the factory.
It wasn't built with any.
Not with original equipment. Some replacement parts may have.
Yes, there are only grease fittings on the lower control arm ball joints one each side. It seems that some were delivered with these grease fittings and some just had thread plugs instead.
It had zero from the factory. Aftermarket steering or suspension components could have them.
There is 11 grease fittings in the front end parts. You have 1 fitting in the front driveshaft, could have 1 in each u-joint. There may be fittings in the rear drive shaft too. There is 11 in the front Suspension for sure, and that is not counting the driveshafts.
I haven't found any on mine. Looked everywhere.
The air door actuator on a 1998 GMC Jimmy is located in the dash. It is located behind the glove box.
It is located on the inside of the frame under the driver's door
Inside the Driver's Side Fender
The pump is in the gas tank. Not a fun job to remove.