GMC Chevrolet SSR 2003 Owner's Manual page 42

Securing a Child Restraint in the
Passenger Seat Position
Your vehicle has a passenger air bag. There is an air
bag off switch in the glove box you can use to turn
off the passenger's air bag. See Airbag Off Switch
on page 1-48 for more on this, including important
safety information.
1-36
Unless the passenger's air bag has been turned off,
never put a rear-facing child restraint in this vehicle.