pcv valve

pcv valve

Postby Fatjoe216 [OP] » December 13th 2009, 9:53pm

There is a buzzing sound comming from the pcv valve. This is a new valve about a week old. Is this normal? :chevy: :chevy:
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Re: pcv valve

Postby jeff's93astro » December 14th 2009, 1:26am

my 88 silverado does the same thing until it warms up
95 Astro 5.3L RWD 3/3 drop
88 Silverado 5.3L 2wd 4/6 drop
03 Suburban 5.3L 2wd 3/5 drop
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Re: pcv valve

Postby astro355 » December 14th 2009, 2:05am

Yep, that's normal. The van does that at WOT.
Diagnose 1st, never be a parts changer!

355 small block chevy w/ modified 700R4

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