Check Gas Cap Light
Buick Rainier / Buick Rainier Owners Manual / Instrument Panel / Warning Lights, Gages, andIndicators / Check Gas Cap Light

If your vehicle has this light, it will come on if your gas cap is not securely fastened.
See also:
Cupholders
Two cupholders are in the center console. Slide the door open to access them.
Cupholders may be located in the second row seat armrest. To access, pull the armrest down. ...
Rear Seat Armrest
This vehicle has a rear seat armrest with cupholders.
Pull the tab on the armrest forward, to access it. ...
Check Engine Light
Your vehicle has a
computer which
monitors operation of
the fuel, ignition,
and emission control
systems.
This system is called OBD II (On-Board
Diagnostics-Second Generation) and is intend ...
