Posted 1/30/2019 06:21 (#7283356 - in reply to #7283311) Subject: RE: 2006 Chevy Impala 3.9 slow to heat
Galena IL
Take both heater hoes off at the engine. Take a water hose hold it against one hoes then the other to make sure you has good flow . Works better with a helper and above freezing temperatures.you’ll be surprised at how much stuff comes out. Fixed several for me... Dennis