2002 Mercury Mountaineer Owner Guide 6th Printing - Page 269

Maintenance and care 3. Remove the protective dust cap from the housing by turning counterclockwise (when viewed from the rear). 4. Disconnect the electrical connector from the bulb by pulling rearward. 5. Remove the bulb retaining ring by rotating it counterclockwise. 6. Remove the old bulb from the lamp assembly by pulling it straight out of the lamp assembly. To install the new bulb: Handle a halogen headlamp bulb carefully and keep out of children's reach. Grasp the bulb only by its plastic base and do not touch the glass. The oil from your hand could cause the bulb to break the next time the headlamps are operated. 1. Install the new bulb in lamp assembly by pushing straight in with the flat surface of the bulb's plastic base facing upward. You may need to turn the bulb slightly to align the grooves in the plastic base with the tabs in the lamp assembly. 2. Install the bulb retaining ring over the plastic base and lock the ring by rotating clockwise until it snaps into place. 3. Connect the electrical connector to the bulb. 4. Install the protective dust cap and lock by rotating the cap clockwise until it locks into position. 5. Install the headlamp on vehicle by aligning the lamp on the vehicle, push rearward to fully seat the lamp assembly then insert and push the two retainer pins down. 6. Turn the headlamps on and make sure they work properly. If the headlamp was correctly aligned before you changed the bulb, you should not need to align it again. 269