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B0687 Diagnostic Trouble Code Discussion for September 2011

Security system indicator low


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Trouble Ticket Help Requests for DTC B0687
Help Request Posted
2005 GMC Canyon Z85 SLE 2.8L No Start VIN: 1GTDT19865
B0687: Security system indicator low. Good morning, I have this GMC Canyon here with a dead instrument cluster(the only things that work are the passkey and mil lights). I checked power and grounds and they are both good. All of my exterior lights work and the truck runs fine. I also have a inter...
September 30, 2011
2005 GMC Canyon Z85 SLE 2.8L No Start VIN: 1GTDT19865
B0687: Security system indicator low. Good morning, I have this GMC Canyon here with a dead instrument cluster(the only things that work are the passkey and mil lights). I checked power and grounds and they are both good. All of my exterior lights work and the truck runs fine. I also have a inter...
September 30, 2011