If it needs a new ICU (probably meaning the LH fuel injection module), they are available used from salvage yards in the $250-$500 range. No need to plunk down $3k for a brand new one. These don't often fail, though. I'd look elsewhere first.
:-/ -dm > ---------------------------------------------------------------------- > Date: Mon, 22 Aug 2005 08:28:48 -0700 > From: Desert Rat <[EMAIL PROTECTED]> > Subject: Re: [MBZ] SL 600, poor throttle response > > Don't mean to be the bearer of bad news but this sounds like someone's > recent problem with a S500. Turned out it was the ICU. The retail on > this ICU alone is $3,275 but that is for a V8 so expect to spend more > for a V12! > > Of course, there are other less expensive possibilities which a > treament of techron might cure or even a tune-up. > > You didn't mention how many miles are on the SL600.