1999-2004 Silhouette

Can I program a duplicate ChipKey myself?
Yes, consult you Owners Manual for any restrictions.
The programming procedure is in the Keys section.

If all ChipKeys are lost can I program a new ChipKey myself?
No, Find a Locksmith in your area they can help. 

2000-2003 Aurora

Can I program a duplicate ChipKeys myself?
Yes, consult your Owners Manual for any restrictions.
The programming procedure is in the Keys section.

If all ChipKeys are lost can I program a new ChipKey myself?
No, Find a Locksmith in your area they can help.