1999 Pontiac Montana Owner's Manual - Page 339
1999 Pontiac Montana Manual
Page 339 highlights
yellowblue 7. Replace the new bulb through the black retainer ring and into the electrical connector. Push the bulb firmly enough so that the blue tabs hook over the tab on the bulb. 8. Carefully put the bulb assembly back into the lamp housing and tighten the black retainer ring in place. Be careful not to damage the bulb on the headlamp aiming bar. 6-33
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 |
 |
yellow
blue
6-33
7.
Replace the new bulb through the black retainer ring
and into the electrical connector. Push the bulb
firmly enough so that the blue tabs hook over the tab
on the bulb.
8.
Carefully put the bulb assembly back into the lamp
housing and tighten the black retainer ring in place.
Be careful not to damage the bulb on the headlamp
aiming bar.