1999 GMC YUKON driver seat adjustment

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Page 9 of 400

GMC YUKON 1999  Owners Manual yellowblue     
1-3 Power Lumbar Adjustment
Your vehicle has a power lumbar adjuster. You can
increase or decrease lumbar support in an area of the
lower seatback.
To increase support, press and hold

Page 397 of 400

GMC YUKON 1999  Owners Manual yellowblue     
9-9
Driver Position 1-14 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Extender 1-57 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
How to We