How do you repair rear suspension on 87 Cadillac brougham?

To repair the rear suspension on an '87 Cadillac Brougham, first, safely lift and support the vehicle. Inspect components like the shocks, springs, and control arms for wear or damage, and replace any faulty parts. If the rear air suspension is equipped, check for leaks in the air bags and replace them if necessary. Finally, ensure all bolts are torqued to specifications and perform a wheel alignment if suspension geometry is affected.