[Parking brake light]

On every car i can think of, that light pulls double duty as an indicator for when your fluid is running low. Which can indicate low fluid or that the pads have worn down enough to need fluid to displace the difference

[Dual range switch]

If I got a dual range tranny for an 89 wagon, would it be a straight bolt in, or would I have to do some modifications?

[wheel lug patterns]

what lug patterns will fit on an 88 4wd gl?

Thanks