Quote:
Originally Posted by rideelement247
I had catless DPs on my E90. The way I avoided getting slammed was(having no O2 simm at the time), swinging by Midas ~1 mile from the dealer and getting my codes cleared (no C-reader at the time). The cleared codes should last you at LEAST 5 - 10 miles, which they wont do bringing your car in and out of the bay. I had this done and had my car test driven for a fuel pump problem, and they had no CEL occurrance. So clear your codes from the DPs before you go in, and you should be golden.
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Not sure that is convenient for all. Plus, those pesky Readiness tests would also be reset.