Why did the mechanic say it should have 20/50? Have you had to add oil on a regular bases or is he suggesting any car with 134,000 miles needs heavier oil? Is you car used in some unusual way?
I would not follow his advice without a explanation.Why did the mechanic say it should have 20/50? Have you had to add oil on a regular bases or is he suggesting any car with 134,000 miles needs heavier oil? Is you car used in some unusual way?
I would not follow his advice without a explanation.