1996 GMC Savana Van Owner's Manual - Page 234

Tampering With Noise Control System Prohibited Federal law prohibits the following acts or the causing thereof: 1. The removal or rendering inoperative by any person, other than for purposes of maint,enance,repair or replacement, of any device 01- element of design incorporated into any new vehicle f o r the purpose of noise control, prior to its sale or delivery to the ultimate purclwser o r while it is i n use; or Engine: Removal or rendering engine speed governor (if so equipped) inoperative so a s to allow engine speed to exceed manufrtctureer specifications. Fan and Drive: Removal of fan clutch (if so equipped) or rendering clutch inoperative. 0 Removal of fan shroud (if so equipped). Air Intake: 0 2. The use of the vehicle after S L I C device or element ~ of design has been removed or rendered inoperative by any person. Reversing air cleaner cover. Among those acts presumed to constitute tampering are the acts listed below. Exhaust: insulation: 0 Removal o f noise shields or underhood insulation. 6-10