It is hokey. When you can get the right sacrificial bushing, don't use a lug nut unless it's an emergency. There's enough parts that aren't made any more that people wish they could get.
Cross shaft bushing is GM part number 1377083 or equivalent aftermarket. Apparently from real-world testing, it takes roughly about 35 years or so for it to wear out.
Only a lug nut would use a lug nut.
🙂 If you care about your car, fix it right.
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