How do you tighten power steering belt on a 87 Cadillac brougham?

To tighten the Power Steering belt on a 1987 Cadillac Brougham, first, locate the power steering pump and loosen the mounting bolts. Then, adjust the pump position to increase tension on the belt. Once the desired tension is achieved, re-tighten the bolts securely. Finally, check the belt for proper tension by pressing down on it; it should not deflect more than half an inch.