Originally Posted by MouSe
Mis-fire codes don't store for some reason. I learned this when my CAT was clogged on my 01 Camaro. To get it to throw the code have them hook in the scanner, put it in drive, and power brake it. I know it'* dangerous but it should make it start acting up. At least for my car it did.
I did install the fuel filter and I ran some fuel cleaner.
Considering this is it safe to assume it was a misfire since there are no codes stored? Im sorry but im not familiar with power braking, do you mean gas and brake at the same time while in drive?