2004 GMC Canyon Owner's Manual - Page 314

Bulb Replacement See Replacement Bulbs on page 5-54 for the proper types of bulbs to use. For any bulb changing procedure not listed in this section, contact your dealer's service department. Headlamps Composite Headlamp System 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. A. Low-Beam Headlamp B. High-Beam Headlamp To replace the bulbs, do the following: 1. Open and support the hood. See Hood Release on page 5-11. 2. Access the bulb/sockets from the engine compartment. 5-50