Buick key-system generations
Different generations can use different transponders, smart keys, proximity systems, and programming procedures. These records are used as market references for the quote engine.
2010–2019
GM Global A
Key type
Remote Head Key
Programming
OBD
Spare key reference
$249–$399
Typical $324
All keys lost reference
$399–$599
Typical $499
Final pricing can still vary by exact hardware, vehicle condition, service location, and all-keys-lost state. The estimator keeps the vehicle tied to its platform and records demand so weak data gets prioritized for research.