Compatible with the Following Smart Key Remotes (3, 4, 5 or 6 button) - Blazer (2019-2021) , Bolt (2017-2020) , Camaro (2016-2021) , Cruze (2016-2019) , Equinox (2018-2022) , Malibu (2016-2021) , Sonic (2017-2020) , Spark (2016-2022) , Trailblazer (2021) , Traverse (2018-2021) , Trax (2017-2020) , Volt (2017-2019)." - Please check product image to confirm compatibility.(Step-By-Step Installation Video + Installation Tool included) - "SIMPLIFIES BATTERY REPLACEMENT - Avoid expensive dealer service charges by easily replacing your key fob battery yourself! No need to schedule battery replacement service, no need to reprogram remote control. The included tool helps to open the remote control and remove the batteries without damaging the remote control case.SAFE AND RELIABLE - Tested under Strict Quality Control Standards. Longer Battery Life and Long Lasting Power.ORIGINAL OEM CR2032 BATTERY Same batteries as provided by OEM original manufacturer in all (3, 4, 5 or 6 button) Smart Key remote fobs. (Keyless entry remote fob not included.)