2004 Cadillac CTS-V Owner's Manual - Page 187

Check Coolant Level This symbol appears with the Check Coolant Level message. Check Washer Fluid This symbol appears with the Check Washer Fluid message. This message will appear when there is a low level of engine coolant. Have the cooling system serviced by a technician as soon as possible. See Engine Coolant on page 5-27 for more information. When this message appears on the display, it means that your vehicle is low on windshield washer fluid. You should refill the tank as soon as possible. See Windshield Washer Fluid on page 5-40 for more information. Check Gas Cap This symbol appears with the Check Gas Cap message. Driver Door Ajar This symbol appears with the Driver Door Ajar message. When this message appears on the display, the gas cap has not been fully tightened. You should recheck the gas cap to ensure that it's on and tightened properly. When this message appears on the display, it means that the driver's door was not closed completely. You should make sure that the driver's door is closed completely. 3-65