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Old 10-23-2007, 09:52 PM
sokoloff sokoloff is offline
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Join Date: Jul 2003
Location: Ocean Isle Beach, NC
Posts: 2,515
Not sure about the procedures on the newer cars, but the citric acid flush was only to be done after a deoiling was done whether there was evidence of oil in cooling system or not. IMO neither is needed if the coolant has been changed regularly and comes out nice and clean.
'59 220S Cabriolet-SOLD and living happily in Malta
'83 240D 351,500 miles original owner-SOLD
'88 560SL 41,000 miles - totaled and parted out
'99 E300 turbo 227,500 miles
'03 SLK320 40,000 miles - gave to my daughter
'14 Smart electric coupe 28,500 miles
'14 Smart electric cabriolet 28,500 miles
'15 Smart electric coupe 28,000 miles

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