What's the biggest difference between General Motors' 5.3-liter and 6.2-liter V8s? 0.9 liters. Goodnight! Alright, 5.3s and 6.2s contrast more than that, and quite a bit, too. There's plenty to ...

If your car has Active Fuel Management, you've probably already considered disabling it. But are AFM disablers even safe and ...

The 5.3-liter V8 Ecotec3 might seem like the stepchild of the General Motors family, especially with the LS series of engines around, but it's a winner in its own right. This naturally aspirated ...

I had a lifter stuck collapsed on my 2013 5.3 Gmc sierra. Went on Youtube and watched Crazed performance repair. I did exactly like him, removed the flom, blocked the oil supply to the solenoids and ...