The diagnosis and repair procedures in a GM Service Manual contain both general and specific Dangers, Warnings, Cautions, Notes or Importants. GM is dedicated to the presentation of service information that helps the technician to diagnose and repair the systems necessary for the proper operation of the vehicle, however, certain procedures may present a hazard to the technician if they are not followed in the recommended manner. Dangers, Warnings, Cautions and Notes or Importants are elements designed to prevent these hazards, however, not all hazards can be foreseen. This information is placed at strategic locations within the service manual. This information is designed to prevent the following from occurring:
DANGER Defined
When encountering a DANGER, you will be asked to take a necessary action or not to take a prohibited action. If a DANGER is not heeded, the following consequences may occur:
WARNING Defined
When encountering a WARNING, you will be asked to take a necessary action or not to take a prohibited action. If a WARNING is not heeded, the following consequences may occur:
CAUTION Defined
CAUTIONS call special attention to a necessary action or to a prohibited action. If a CAUTION is not heeded, the following consequences may occur:
NOTE or IMPORTANT Defined
NOTE and IMPORTANT statements emphasize a necessary characteristic of a diagnostic or repair procedure. NOTE or IMPORTANT statements are designed to do the following:
ABS Component Handling Warning
Warning: Certain components in the Antilock Brake System (ABS) are not intended to be serviced individually. Attempting to remove or disconnect certain system components may result in personal injury and/or improper system operation. Only those components with approved removal and installation procedures should be serviced.
Actions to Take When Working with Fuel Warning
Warning: Fuel Vapors can collect while servicing fuel system parts in enclosed areas such as a trunk. To reduce the risk of fire and increased exposure to vapors:
Approved Equipment for Collision Repair Warning
Warning: To avoid personal injury when exposed to welding flashes or to galvanized (Zinc Oxide) metal toxic fumes while grinding/cutting on any type of metal or sheet molded compound, you must work in a properly ventilated area, wearing an approved respirator, eye protection , earplugs, welding gloves, and protective clothing.
Assistant Driving Warning
Warning: An assistant should drive the vehicle while the technician checks for the location of the reported condition. Otherwise, personal injury could result.
Preface
Battery Disconnect WarningObject Detection System Messages
PARK ASSIST OFF
This message displays when the park assist system has been turned off or when
there is a temporary condition causing the system to be disabled.
SERVICE PARK ASSIST
This message displays if there is a problem with the Ultrasonic Rear Parking
Assist (URPA) system. Do not use thi ...
Power Windows
WARNING
Children could be seriously injured or killed if caught in the path of a closing
window. Never leave keys in a vehicle with children. When there are children in
the rear seat, use the window lockout button to prevent operation of the windows.
Press the switch down to open the window. ...
Forward Lamp Wiring Harness Replacement
Preliminary Procedures
Remove the front bumper. Refer to Front Bumper Fascia Replacement.
Remove the headlamp. Refer to Headlamp Replacement.
Using a scan tool, check for DTCs.
Forward Lamp Wiring Harness
Tip
Create a work area large enough to lay out the new and old wiring
ha ...