Squeak in Steering Column Due to Rubber Boot or Seal on Mercedes-Benz E320 4MATIC

A squeak from the steering column is often related to a rubber boot in the column or a seal in the power steering rack.

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Average mileage: 92,111 (43,000–150,000)
6 model years affected: 1998, 1999, 2000, 2001, more2002, 2003
22 people reported this problem
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problem details
Noise from steering column when turning
Noise coming from the front of the car when steering wheel is turned
Steering column squeaks when wheel is turned
Squeak developed in the steering column when turning. Car drives - not very classy sounding, but I live with it.
When I turn the steering wheel it squeaks