1993 Buick Skylark Owner's Manual - Page 232
1993 Buick Skylark Manual
Page 232 highlights
0 0 0 0 0 Give freezing protection down to -34°F (-37 "C). Give boiling protectionup to 262 F (128 "C). Protect against rust and corrosion. Help keep the proper engine temperature. Let the warning lights work they should. as 231
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