Piston Slap: That Slow TSI Coolant Burn?

Jonathan writes: Sajeev, Our 2016 Passat (turbocharged 1.8-liter four-cylinder) appears to be losing coolant at the rate of a quart per year. We are driving the car only 5,500 miles per year in Chicago, so the coolant system isn't under a whole lot of loan most of the year. I don't have any spots on […] The post Piston Slap: That Slow TSI Coolant Burn? appeared first on The Truth About Cars. from The Truth About Cars https://ift.tt/Jh8LjA