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I have a 2002 suburban have a code of p0178 on the flex fuel…

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Hi I have a...

Hi I have a 2002 suburban have a code of p0178 on the flex fuel sensor I have 5.3 to 5.5 volts on the white wire pink 0 black seems to be ground

Submitted: 7 months ago.Category: Chevy
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Answered in 2 minutes by:
11/19/2017
Chevy Mechanic: Dan, Technician replied 7 months ago
Dan
Dan, Technician
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Satisfied Customers: 25,938
Experience: Independent Shop Experience, 2 Year Automotive Diploma, & Access to Information Database
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Chevy Mechanic: Dan, Technician replied 7 months ago

I'm assuming you checked voltage with key in on position?

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