🚗 Classic Fault — Mercedes-Benz (1968–1976)
W114 front subframe rubber mount collapse
💰 Estimated Repair Cost
$80 – $250 GBP
Parts and labour estimate
🔧 Tools Required
Ramp, subframe mount tools
📋 Overview
The rubber-isolated front subframe mounts deteriorate and allow the subframe to shift, affecting steering geometry.
🩺 Symptoms
- Vague steering
- clonk under hard acceleration
- front wheels toe changes under load
- car wanders
🔍 Possible Causes
- Collapsed subframe rubber mounts
- worn steering box mounts
- loose subframe bolts
🛠️ Diagnosis Steps
Inspect subframe mounts from below — look for collapsed rubber or metal-to-metal contact
✅ Most Confirmed Fix
Subframe mount replacement
76% of users confirm this fix worked (13 reports)
🔗 Other Mercedes-Benz Faults
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