Driveline and rear end Drive Line Flex Disk Deterioration and Catastrophic Failure Start with inspection and replace at first signs of wear to prevent expensive damage to transmission
Suspension W126 Chassis Front End Clunking Due to Support Rod Joint Failure Very very common on those chassis with over 150,000 miles
Engine Preventing Catastrophic V8 Engine Failure Plastic guide rails and oiler clips can fail leading to major engine damage