A little switch on the door
Some safety features that are offered in a Toyota Celica are safety locks on the doors, airbags, daytime running lights, dynamic head restraint, child seat lower anchorage and an energy management feature.
2009 CTS V Cadillacs do have child safety locks as well as other safety features. Though the child locks are the standard issue, most of their other features are more recent.
anti-theft system in 2004 toyota sienna keep going of
you might have the child safety locks activated
Rear Door Child Safety Locks (Sedan and Wagon models only) Child safetly locks are located on the rear edge of each rear door. To activate the locks, you must insert your car key into the opening and turn to the locked "vertical" position. To disengage the child safety lock, insert your car key and turn to the center position.
Safety features on the Buick Rendevous include airbags, anti-lock breaks and child safety locks. The child seats also have air bags.
Not sure there is a way to reset. It may be a lock solenoid or a bad wire
DID YOU CHECK CHILD SAFETY LOCKS ON DOOR
When you open the doors there is a lever on the door itself that you can switch up or down depending on if you want to engage or disengage the child safety locks. There should be a sticker indicating which way to lock-unlock.
The child safety locks may be in the lock position.
Lots of techniques are available. Mostly magnetic locks are in use for cabinets. You can use child lock also if you want.
Childproof cupboard locks are an important aspect of keeping small children safe. Locks from Mothercare are highly rated, as are Kidco and Mommy's helper in the US.