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General ChatChat about all things Blazer (and related vehicles). Off-topic stuff should be in the lounge, and all mechanical problems should be posted in the proper forum.
I want to buy a new one as this had a bunch of small black sand grain-looking stuff coming out of it. I want to buy a new one but have no idea what it's called. Its on a 1995 Blazer 4.3l top of engine driver side.
What is this part called?
