2005 GMC Sierra 1500 Pickup Owner's Manual - Page 456

Fan and Drive: • Removal of fan clutch (if equipped) or rendering clutch inoperative. Bulb Replacement For the proper type of replacement bulbs, see Replacement Bulbs on page 5-71. For any bulb changing procedure not listed in this section, contact your dealer. • Removal of the fan shroud (if equipped). Air Intake: • Removal of the air cleaner silencer. • Modification of the air cleaner. Exhaust: • Removal of the muffler and/or resonator. • Removal of the exhaust pipes and exhaust pipe clamps. 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. 5-62