2003 GMC Envoy Owner's Manual - Page 369
2003 GMC Envoy Manual
Page 369 highlights
Removing the Flat Tire and Installing the Spare Tire 3. Place the handle. extension and wheel wrench onto the jack. Front 1. Using the wheel wrench, loosen all the wheel nuts. Don't remove them yet. 2. Turn the jack adjusting knob clockwise by hand to raise the jack lift head. 5-74
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