[Completed] Can’t access immobilizer settings on 2005 GMC Jimmy scanner

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Trying to program a spare key - where's the key code on my 2005 GMC Jimmy?

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I tried this with my 2005 GMC Jimmy but still no luck. Any suggestions?

Will this work if the 2005 GMC Jimmy has an aftermarket alarm?

Appreciate any advice—my 2005 GMC Jimmy won’t recognize the key.

Anyone got tips on key code retrieval for a 2005 GMC Jimmy?

Appreciate the tips—trying to unlock my 2005 GMC Jimmy key code too.

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