Might want to have them pull some timing out if your detonating w/ 93 octane...not really a 'pump gas' tune if its that advanced. I run chevron only, and never had an issue with it
Yeah I got the flash with a new PCM but I am sending it back to get reworked as detonation probs continue. Will be keeping old PCM to defraud DC if I break something
Shell and Sunnoco don't rattle as bad as Chevron but still would burn the end off plugs in a Blower motor in one pass if it rattled this bad.
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