I checked ecm harness looks good i didnt find any loose connections but i dont know sensor locations and i changed ecm but once and week code coming up and clearly its self i dont know what is the problem exactly please if know can u email to me
Hi there
If this code is appearing and the wiring is good, it's possible one of the sensors on the 5 volt lines is causing the problem.
P0651 CHEVROLET - 5 Volt Sensor Reference 2 Circuit Read more: https://www.autocodes.com/p0651_chevrolet.html
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