An alternator pulley, of the incorrect size, installed at the factory can be the cause of drive belt failure and illumination of the battery light. The alternator pulley should be inspected and replaced as necessary if the drive belt brakes. When the new belt installed, it must be adjusted to the proper tension.
1993 Mercury Capri Problem Reports
Most Reported 1993 Mercury Capri Problem Reports
Fitment and deterioration of weatherstripping on mating surfaces of the convertible top can cause water to leak in the interior. The contour of the roof can also contribute to the leak problems. Foam can be added to bolster the contact points where leaks occur and / or the weatherstrips can be replaced where they are deformed.
Faulty material in manufacturing could cause the inside door pull handle to break. Both handles should be replaced.
If a buzzing noise is coming from the exhaust at different engine speeds and conditions, this is commonly caused by the heat shields on catalytic converters coming loose at points. The buzzing is the metal on metal contact. Installing a large worm clamp around the catalytic converter and heat shield assembly will prevent the noise and secure the shields.
I believe the hot dry climate of Az. made the handles brittle. After moving to Oregon the handles were subjected to conditions at the opposite end of the spectrum. No realm apparent solution other than using care if you make a similar move.