Milky Sludge on the Oil Cap in Dubai? BMW, Audi & Volkswagen Coolant Mixing With Oil vs Condensation
Milky or Coffee-Colored Sludge on the Oil Cap: What Most Drivers Notice First If you open your BMW, Audi or Volkswagen’s oil cap and notice a milky, creamy, or coffee-colored sludge, it’s natural to panic. Many drivers in Dubai first spot this residue during a routine