I have 99 Pontiac Grand Prix what does it mean when I have no power while I'm going on the street driving

Asked by Nov 01, 2014 at 12:38 AM about the 1999 Pontiac Grand Prix 4 Dr SE Sedan

Question type: Maintenance & Repair

I have no power while I'm driving and
all so I hear a hissing sound coming
from my water pump

1 Answer

4,325

Maybe a loose, cracked or disconnected vacuum line running in the area of your water pump.

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