One way to tell, is to look up the part on one of the big box parts store's websites. If the part number is the same for both vehicles, it should interchange.
30mm
36mm
in the axle
chilton's
Over the rear axle
You don't, you replace it.
The fuel filter on a 2002 Pontiac Sunfire is in the rear between the fuel tank and the rear axle. By the way its under the car and easy to change takes about 10 minutes.
147 foot pounds
The 1997 Pontiac Sun fire axle seal can leak because of age. A bad wheel bearing is the most common cause for an axle seal to leak.
Luckily, it isn't pressed in. It's a hub assembly. Just bolts in and out.
It is located right above the rear axle.
Usually underneath near the back axle.