Adding non-dealer accessories or making modifications to the vehicle can affect vehicle performance and safety, including such things as airbags, braking, stability, ride and handling, emissions systems, aerodynamics, durability, and electronic systems like antilock brakes, traction control, and stability control. These accessories or modifications could even cause malfunction or damage not covered by the vehicle warranty.
Damage to suspension components caused by modifying vehicle height outside of factory settings will not be covered by the vehicle warranty.
Damage to vehicle components resulting from modifications or the installation or use of non-GM certified parts, including control module or software modifications, is not covered under the terms of the vehicle warranty and may affect remaining warranty coverage for affected parts.
GM Accessories are designed to complement and function with other systems on the vehicle. See your dealer to accessorize the vehicle using genuine GM Accessories installed by a dealer technician.
Also, see Adding Equipment to the Airbag-Equipped Vehicle.
The rear door safety locks prevent passengers from opening the rear doors from inside the vehicle.
Manual Safety Locks
If equipped, the safety lock is located on the inside edge of the rear doors. To use the safety lock:
Insert the key into the safety lock slot and turn it so the slot is in the horizontal position. Close the door. Do the same for the other rear door.