Hello TimFreeh
Suggestions
Possible cause listed by cost:
#1. Flex brake hoses failed internal, very cheap fix.
#2. Rear brake calipers bad, overloading front, cheap fix.
#3. All brake calipers bad, binding, not cheap fix.
#3. ABS system mechanical failure, very expensive fix.

__________________
ASE Master Mechanic

Prototype R&D/testing:
Thermal & Aerodynamic System Engineering (TASE) Senior vehicle instrumentation technician.
Noise Vibration and Harshness (NVH).
Dynamometer.
Heat exchanger durability.
HV-A/C Climate Control.
Vehicle build.
Fleet Durability
Technical Quality Auditor.
Automotive Technical Writer

1985 300SD
1983 300D

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