Hi Sajeev, I’m sure this has been asked many times, but I was thinking about oil viscosity recommendations vs. what’s really ...

Q: I have a 2003 Pontiac Vibe, which is basically a Toyota Matrix, with 135,000 miles on it. This past winter, on a cold start it would knock for a minute or three, depending on how cold. A friend who ...

Have you ever seen the results of having a “Rust Check” rust control treatment on a yearly basis? Sajeev answers: I have not, because I live in Houston. Luckily, the Piston Slap column isn’t about me, ...

Q I have a 2006 Honda Accord four-cylinder with 105,000 miles. It has developed a clicking engine noise on a cold start. After the car has warmed up, the sound goes away. I have seen references to a ...

A:Offsetting the pin is done not for engine longevity, but to reduce audible "piston slap" on cold start-up. The pin is offset towards the piston's major thrust face—that is, the side of the piston ...