The VW “Oil Sludge” Myth: How Regular 10k-Mile Service Prevents Costly Engine Repairs.
A Volkswagen Tiguan owner came into our service bay last month after noticing a ticking noise from the engine that had developed gradually over several months of commuting on I-79 between Bridgeport and Morgantown. He had been following the oil life monitor exclusively and stretching his oil changes to 12,000 and 13,000 miles, assuming the…