Thanks, all...the cap does not have any sort of dipstick, but by what you are saying, it appears to be low. I might add some, but what will change in the dynamics of the suspension? It seems to be fine now, in leveling, etc.

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2002 Mercedes-Benz E320 4Matic
1995 Mercedes-Benz E320 Wagon
2005 Land Rover LR3 V8 SE
1999 Audi A8 4.2L quattro