1999 Cadillac Catera Owner's Manual - Page 268

yellowblue Bulb Replacement For any bulb changing procedure not listed in this section, contact your dealer service department. For bulb types, see "Replacement Bulbs" in the Index. Headlamps Halogen Bulbs CAUTION: Halogen bulbs have pressurized gas inside and can burst if you drop or scratch the bulb. You or others could be injured. Be sure to read and follow the instructions on the bulb package. 1. With a screwdriver, unscrew the fastener on the headlamp cover and then remove the cover to gain access to the headlamp bulbs. Note that the inner bulb is for the high-beam headlamp and the outer bulb is for the low-beam headlamp. 6-30