There is an access in the cover below the radiator for the filter.
where is the oil pump on a 1998 gmc jimmy in the oil pan.
PH3980 if I recall
on the driver's side, behind the headlight.
The oil filter is a screw on type. It is mounted on the side of the engine close to the front.
under the truck in front behind a door in the "skidplate" Its marked Oil Filter
4 and one half quarts.
near the front differential
The oil filter on a 1999 GMC Jimmy with a 4.3 liter engine is typically located underneath the vehicle, near the front of the engine. It is usually mounted on the engine block, adjacent to the oil pan. You may need to access it from underneath the vehicle by lifting it with a jack and using jack stands for safety. Be sure to consult the vehicle's manual for specific instructions on locating and replacing the oil filter.
Look for an access panel beneath the rad.
It's in a plastic trap door in between the the radiator and the oil drain pan.
Anyplace that sells oil filters can tell you the correct size to buy. I would recommend AC/Delco, Purolator, Bosch, or Wix filter for your GMC.
where is the oil sensor on a 97 gmc jimmy