P0641 CHEVROLET -

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Carguy1 · Answer 1 · 2017-11-23T22:36:19+0000

HI there

This code means there is a problem with the 5 volt reference line. This can be caused by a shorted sensor on the 5 volt line or the ecm.

P0641 CHEVROLET - 5 Volt Reference Voltage Incorrect

Read more: https://www.autocodes.com/p0641_chevrolet.html