Quote:
Originally Posted by jpsuperman81
Mine is fine, and first thing my salesmen mentioned was we filled it up with premium for you.
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Yeah my salesman told me that too but we think they put 87 in it while they did the PDI then put 93 in for me..
and even if yours doesnt idle rough still pull the fuses people who have done it on the LS3 even with it right said there is a huge difference