1999 GMC Jimmy Owner's Manual - Page 321
1999 GMC Jimmy Manual
Page 321 highlights
yellowblue Two-Piece Composite Headlamp System 1. Open the hood. 5. Turn the bulb assembly counterclockwise to remove it. 6. Put the new bulb assembly into the headlamp assembly and turn it clockwise until it is tight. 7. Plug in the electrical connector. 8. Put the headlamp assembly back into the vehicle. Install the two retaining clips. 2. Remove the black retainer clips by lifting up. 3. Pull the headlamp assembly out. 4. Unplug the electrical connector. 6-35