KNOCK, knock, knock, knock. No it's not the neighbour at the door. It's the disturbing sound of piston slap coming from your car or truck's engine. Is it a problem? Maybe -- it depends on whom you ...

The old NES version of Punch-Out has a small Easter Egg for opponents Bald Bull and Piston Honda. If you time your punch just right, you can knock them out in one hit. How? Well, the punch has to be ...

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 is ...

*$1 will be added to your next bill. After your 4 weeks access is complete your rate will increase by $0.00 a X percent off the regular rate. QUESTION: I purchased a new 2012 Nissan Altima 2.5 in ...

I have a 2003 Pontiac Vibe with 135,000 miles on it. This past winter it would knock for a minute or so on a cold start. A GM tech told me that it has a cold piston slap and it will go for a long time ...

Detonation, also known as 'knock', can be catastrophic for an engine. It occurs when temperatures and pressures rise too quickly once combustion has started, which can cause pockets of the remaining ...

Question:I have a 2001 Chevrolet Tahoe with a 5.3-liter engine, 127,000 miles. It runs great and the oil pressure is terrific, but it has an inconsistent hydraulic noise when first starting and ...

Q: I have a 2003 Pontiac Vibe with 135,000 miles on it. This past winter it would knock for a minute or so on a cold start. A GM tech told me that it has a cold piston slap and it will go for a long ...