1993 GMC Safari Owner's Manual - Page 155
1993 GMC Safari Manual
Page 155 highlights
Fixed Mast Antenna The fixed mast antenna can withstand most car washes without being damaged. If themastshouldeverbecomeslightlybent,youcanstraighten out by hand. If themast is badlybent,as it mightbebyvandals,youshould replaceit. Checkeveryonceinawhile fender. to besurethemast it is stilltightened to the 3-29
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