Originally Posted by musicnsurf
When it just sits idling on the driveway and I rev it up to say around 4k rpm, it emits intermitent low-volume gurgling noises from the exhaust (rear) after I release the accelerator. I'm wondering if this is normal, too.
Exhaust burble on the overrun could mean the engine is running rich/lean. I hear this a lot on turbocharged cars when the throttle is slapped shut and the car goes into full vacuum.
Is your car throwing any codes/CEL?