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GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 15201
Experience:  GM Grand Master Technician 2007. 14 years experience.
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Iam huyen I have bropblem 2008 Silverado 4.3 eng code p0641

Customer Question

hi iam huyen
I have bropblem 2008 Silverado 4.3 eng code p0641 did changed ops, tps. tech2 show 1.2 volt perferent 1 when eng die. but start ok when cool until warm up 5 volt fererent1 drop down to 1.2 volt eng die?can you help me on this ??I did disconnected all 5 sensor relate still 1.2 volt .
Submitted: 1 year ago.
Category: Chevy
Expert:  Dave Nova replied 1 year ago.

Can you list all of the sensors you have disconnected during testing?