2006 Chevrolet Avalanche Owner's Manual - Page 85

Midgate® CAUTION: (Continued) {CAUTION: It can be dangerous to drive with the cargo area covered and the tailgate and the midgate® open because carbon monoxide (CO) gas can come into your vehicle. You can not see or smell CO. It can cause unconsciousness and even death. If you must drive with the cargo CAUTION: (Continued) covers on and the tailgate and midgate® open or if electrical wiring or other cable connections must pass through the seal between the body and the midgate®: • Make sure all windows are shut. • Turn the fan on your heating or cooling system to its highest speed on the setting that brings in outside air. This will force outside air into your vehicle. See Dual Automatic Climate Control System on page 3-22. • If you have air outlets on or under the instrument panel, open them all the way. See Engine Exhaust on page 2-42. 2-11