Bulb Replacement; Halogen Bulbs; Headlamps; Front Turn Signal And Sidemarker Lamps - GMC ENVOY XL 2004 Owner's Manual

Bulb Replacement

For the type of bulbs, see Replacement Bulbs on
page 5-54.
For any bulb changing procedure not listed in this
section, contact your dealer.

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.
5-52

Headlamps

1. Open the hood.
2. Lift the inner quick release clips.
3. Pull the headlamp assembly away from the vehicle.
4. Remove the cover from the headlamp bulb.
5. Disconnect the wiring harness.
6. Remove the headlamp bulb by turning the socket
counterclockwise.
7. To install the replacement bulb, reverse Steps 1
through 6.
Front Turn Signal and Sidemarker
Lamps
Follow the same procedure listed for headlamp removal
earlier in this section. Replace the turn signal or
sidemarker bulb instead.

Taillamps and Turn Signal Lamps

1. Open the liftgate.