u need some help. i have a pontiac grand prix and i seem to be losing
pressure so my boost only goes up halfway. i looked and dont think
there is a broken hose or anything. SOMEONE PLEASE PLEASE HELP ME WITH
SOME SUGGESTIONS. thank you so much for any suggestions.
~adele
Erness Wild - 06 Apr 2009 14:00 GMT
Check this page out:
http://www.thumper300zx.com/z32/boostleaks/boost_leak_guide.htm
> u need some help. i have a pontiac grand prix and i seem to be losing
> pressure so my boost only goes up halfway. i looked and dont think
> there is a broken hose or anything. SOMEONE PLEASE PLEASE HELP ME WITH
> SOME SUGGESTIONS. thank you so much for any suggestions.
>
> ~adele

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David Courtney - 06 Apr 2009 15:11 GMT
If you don't use "Premium" fuel... the computer won't allow full boost.
>u need some help. i have a pontiac grand prix and i seem to be losing
> pressure so my boost only goes up halfway. i looked and dont think
> there is a broken hose or anything. SOMEONE PLEASE PLEASE HELP ME WITH
> SOME SUGGESTIONS. thank you so much for any suggestions.
>
> ~adele
gp97 - 22 Apr 2009 14:43 GMT
>u need some help. i have a pontiac grand prix and i seem to be losing
>pressure so my boost only goes up halfway. i looked and dont think
>there is a broken hose or anything. SOMEONE PLEASE PLEASE HELP ME WITH
>SOME SUGGESTIONS. thank you so much for any suggestions.
>
>~adele
depending on the year, some grand prixs were recalled for intake gasket leaks
. this was caused by dex-cool lll eating away at the PVC intake gaskets
between the block and intake mating surfaces. the fix would be a new RUBBER
gasket(intake). keep an eye on coolant fluid level. easy diag. sit at stop
in drive n hit the gas if you see a puff of smoke from tailpipe chances r
good u have a leak.smell the tailpipe while idling in P if it smells like
coolant it is indicative of a leak.hope this helps you!!!