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  1. 8th Gen Engine Performance
    I've noticed when I snap the throttle at idle, warmed up that the engine has kind of a stuttering sound equivalent to multiple mini misfires. If on the throttle idling up thru rpm ranges there's no miss as in a misfire. Maybe I'm using the wrong word, detonations when off throttle from a...
  2. DIY How To's & Write Up's
    Hi - My daughter has a 2006 Impala with a 3.9L V6 engine. She reports that sometimes when she's driving, everything dies and then starts up again a minute later. When the engine dies, all dashboard lights go out. After it comes back to life, she has to reset the clock. Today, on the coldest...
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