1996 GMC Jimmy Owner's Manual - Page 64
1996 GMC Jimmy Manual
Page 64 highlights
Endgate I I It can be dangerous to drive with the rear window or endgate open because carbon monoxide (CO) gas can come into your vehicle. You can't see or smell CO. It can cause unconsciousness and even death. If you must drive with the rear window or endgate open or if electrical wiring or other cable connections must pass through theseal between the body and the rear window or endgate: 0 Make sure all windows are shut. 0 Turn the fan on your heating cooling or system to its highest speed with the setting on VENT. That will force outsideair into your vehicle. See "Comfort Controls" in the Index. 0 If you have air outlets on or under the instrument panel, open themall the way. See "Engine Exhaust" in the Index. I f your vehicle has an endgate-mounted spare tire carrier, you must move the carrier arm out of the way to open the glass. Here's how to move the arm: 1. Squeeze the release handle to free the carrier arm. 2. Swing the carrier arm away from the endgate. You may need to give it a slight tug. 3. To latch the carrier arm. swing it toward the endgate. 2-7