05 monte 3.8 gurgling sound
#12
RE: 05 monte 3.8 gurgling sound
I worked on a Cavalier that had similar problems, the coolant inlet to the heater core made a whistle once in a while. Gm said to put a restrictor in the inlet I don't remember the PN but it came out of a heater hose for a late 90's S10. worked real well
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