See also:

BLIS and/or CTA fault operation
If the BLIS and/or CTA senses a fault on either the left or right sensor, the BLIS alert indicator will go on and remain on and the message center will display BLIND SPOT SYSTEM FAULT or CROSS TRA ...

Replacing interior bulbs
Check the operation of all bulbs frequently ...

Wheel lug nut torque specifications
Retighten the lug nuts to the specified torque within 100 miles (160 km) after any wheel disturbance (rotation, flat tire, wheel removal, etc.). WARNING: When a wheel is installed, always remove ...