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Q:

wont start and it has the security light on on 1999 GMC Suburban 1500

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
my suburban wont start and it has the security light on
(1) Answer
For more information please review the RepairPal article on GM security light issues - http://repairpal.com/gm-passlock-security-light-issues.