1993 Buick Roadmaster Owner's Manual - Page 190
1993 Buick Roadmaster Manual
Page 190 highlights
PBrkiBg ... , Hi&$ You can turn your front wheels tokeep your vehicle from rolling downhillor out intotraffic. Here's how: Parking Downhill Turn your wheels to the right. You don't have tojam your tires against the curb, if there isa curb. A gentle contactis all you need.
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