Question about 2009 GMC Acadia
Fuel in exhaust smokes out entire garage big time
Have a fuel system pressure test done to determine if the regulator is at fault. have the fault codes read to see it the is a problem with the injectors or sensors.
Posted on Jul 29, 2013
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Posted on Jan 02, 2017
look for a vacuum leak. A large vacuum leak will do just what you described. I would listen for a leak first if you cant hear it and locate it then i would spray carb cleaner around the vacuum lines. If you have a leak it will pull the carb cleaner in and you will hear the engine rpm change.
Posted on Mar 29, 2010
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