justaguy Posted September 13, 2011 Report Posted September 13, 2011 91 pontiac grand prix se 3.1 v-6,iwant to change the pcv valve,not that easy to do,have to rotate engine,remove map sensor bracket,or so i,ve read,but i've also heard you can possibly break the plastic tube,is this true??,there's no room barely to work,just curious:think: Quote
Schurkey Posted September 13, 2011 Report Posted September 13, 2011 Haven't done a PCV on a 3.1, but if the hard plastic vacuum tubing is as brittle on your 3.1 as it is on my 3.4s, yeah, bustification is more "probable" than "possible". Quote
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