Quote:
Originally Posted by Chinook
Installed an AEM and the O2 sensor was dead out of the box. Sensor had no Bosch script (Probably counterfeit). AEM WOULD NOT STAND BEHIND IT. I resorted to another sensor from OReiley's that had Bosch script printed all over it which functioned correctly. No more AEM for me.
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Exact experience minus AEM
giving me a 2nd counterfeit that failed quickly too. Like minutes.
Went AutoZone and bought legit Bosch 4.9 and all is fine for months now.