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Ask GM Tech (Cam) Your Own Question
GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 29534
Experience:  GM Grand Master Technician 2007. 14 years experience.
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2003 chevy trailblazer: obd2..code reader..diagnostic port

Customer Question

2003 chevy trailblazer
obd2 code reader plugged in to diagnostic port will not link to car.
Submitted: 8 years ago.
Category: Chevy
Expert:  GM Tech (Cam) replied 8 years ago.
Welcome. Does the tool power up? If not check the Cigar fuse #48 in the underhood fuse block. Often this is open and the cause of this. Have a look and let me know.
GM Tech (Cam) and 5 other Chevy Specialists are ready to help you
Customer: replied 8 years ago.
Fuse was burned out thanks
Expert:  GM Tech (Cam) replied 8 years ago.
Great. I like it when the fix is simple for you. Have a great day.