Quote:
Originally Posted by Rusty
Think what happens to the O2 sensors that go bad after an install is. That they didn't remove the O2 sensors before trying to remove the cats. And with using an impact gun on the bolts that hold the cats on. The vibrations from the impact gun kills the O2 sensors. IMO I have over 4,000 miles on my LTH's. Never had a code or anything bad happened. I removed my O2 sensors first before trying to remove anything else.
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Great advice. When installing cats/test pipes/headers, etc. DO NOT use an impact gun to remove the bolts or even break the torque loose. That vibration will destroy the O2 sensor for sure!
If anyone has any questions on any of this, please do not hesitate to call me directly.
Thanks, Tony