1998 Chevrolet Astro Owner's Manual - Page 114

Horn To sound the horn, press the horn symbols on the steering wheel. ~ r swing-out It can be dangerous to drive the rear with windows,rear hatch or rear doors open because carbon monoxide (CO) gas can come into yourvehicle. You can't see or smell CO. It can cause unconsciousness and even death. If you must drivewith the rear swing-out windows, rear hatch or rear doors or if open electrical wiringor other cable connections must pass through the seal between thebody and the rear swing-out windows,rear hatch or rear doors: Make sure all windows are shut. l b r n the fan on your heating or cooling system to its highest speed with the setting on anything butMAX A/C. That will force outside air into your vehicle. See "Comfort Controls" in the Index. If you have air outlets on or under the instrument panel, open them all the way. See "Engine Exhaust" in the Index. Tilt Wheel (If Fqllipped] A tilt steering wheel allows youto adjust the steering wheel before you drive. You can also raise it tothe highest level to give your legs more room when you exit and enter vehicle. the To tilt the wheel, hold thesteering wheel and pull the lever. Move the steering wheel to a comfortable level, then release the leverto lock the wheel in place. 2-30