My 95 e320 wagon's last owner thought it had lifetime fluid....it did not. we nursed the tranny back to usability but it is still nowhere near where it should be. Other than that, the car is awesome.

OVP relay(behind the battery)
Fuel Pump Relay(also behind the battery)
Leaking evaporator (all 124's)

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77' 300D, "Cartman" SOLD @ 150K (didn't know what I had)
83' 300SD, "The Superdon" 325k+ @ 28mpg
95 E320 wagon, "Millennium Falcon" 231k+ @ 24 Mpg
95 E300D, "Sherley" 308k @ 33.69 Mpg, currently anticipating a head
99 Suzuki Intruder "Trudy" @ 45 mpg