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Ask GM Tech (Cam) Your Own Question
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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Eva. code keep showing on my obd2.

Customer Question

eva. code keep showing on my obd2.
Submitted: 7 years ago.
Category: Chevy
Expert:  David replied 7 years ago.
What code do you have for the evap system?
Customer: replied 7 years ago.
it flashes code yellow, not red-but it will go green.
Expert:  David replied 7 years ago.
What is flashing?
Customer: replied 7 years ago.
obd2 scanner,i am sorry about going green , it will not go green.green mean all code are clear. when i hook it up it flashes yellow.