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Old 05-19-2009, 10:16 AM   #2
MT-2500
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Re: 2004 BLAZER wont run, Wont pull a code, Security light STAYS ON 24/7

Fix the cigar lighter fuse.
It powers the scanner.
http://www.troublecodes.net/OBD2/

But you may need more than a obd11 SCANNER TO GET BODY CODES OR READ SECURITY LIGHT CODES AND BODY COMPUTER.

Did the problem start with the remotes?
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