Thread: Is this HPFP failure?
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      10-24-2009, 11:31 PM   #5
Seed
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Drives: It's a POS Civic
Join Date: Oct 2009
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Originally Posted by MikeLogan View Post
My car has been doing the SAME THING. 09 335 with 4500. Took it to the dealer this morning...they are very familiar with it. She told me to switch to mid-grade because the high levels of ethanol in high test has some kind of effect on the pistons. This seems to jive with stuff I've been reading on e90 and other forums.
Really? That sounds like a load of bull to me. Effect on the pistons? What does the grade of gas have to do with pistons?
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