So I swapped out the control unit from my 560SEL and I know that it a good unit and same problem as above, just getting really frustrated with this. The vacuum system is good no leaks and I have good vacuum so I'm sure its an electrical problem. HELP!!!!!

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OBJECTS IN MIRROR ARE CLOSER THAN THEY APPEAR, ONLY IN A BENZ

89 560SEC
90 350SDL (Rudolph)
91 350SDL (300SDL drivetrain)
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89 BMW M6 (euro)
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