2007 Chevrolet Silverado 1500 Pickup Owner's Manual - Page 272

LEFT REAR DOOR AJAR (Crew Cab) If the driver's side rear door is not fully closed, this message will appear on the display and you will hear a chime. Stop and turn off the vehicle, check the door for obstructions, and close the door again. Check to see if the message still appears on the DIC. Pressing any of the four DIC buttons will acknowledge the message and clear it from the DIC display. If your vehicle does not have the four DIC buttons, pressing the trip odometer reset stem will acknowledge the message and clear it from the DIC display. If your vehicle has a low coolant level sensor, this message will appear on the DIC if the engine coolant level is low. Adding coolant to the coolant recovery tank will clear the message. See Cooling System on page 504. Pressing any of the four DIC buttons will acknowledge the message and clear it from the DIC display. If your vehicle does not have the four DIC buttons, pressing the trip odometer reset stem will acknowledge the message and clear it from the DIC display. OIL LIFE RESET This message will appear on the display for about 10 seconds after resetting the change engine oil message. See "Engine Oil Life System" under DIC Operation and Displays on page 264 and Engine Oil (Gasoline Engine) on page 482 for more information. LOW COOLANT LEVEL Notice: Engine damage from running your engine without coolant is not covered by your warranty. See "Overheated Engine Protection Operating Mode" in the Index for information on driving to a safe place in an emergency. 272