If You Cannot See the HUD Image When the Ignition Is On
• Is anything covering the HUD lens?
• Is the HUD dimmer setting bright enough?
• Is the HUD image adjusted to the proper height?
• Are you wearing polarized sunglasses?
• Still no HUD image? Check the fuse in the instrument panel fuse block. See Instrument Panel Fuse Block on page 10‑34.
See also:
Compass
Your vehicle may have a compass in the Driver Information Center (DIC). See Driver Information Center (DIC) (Without DIC Buttons) on page 5‑30 or Driver Information Center (DIC) (With DIC Button ...
Power Lumbar
Power Lumbar
To adjust the power lumbar support, if equipped:
• On vehicles with two-way lumbar, press and hold the top or bottom of the control to increase or decrease lumbar support.
• On v ...
Cooling System
If the vehicle has the Duramax® Diesel engine, see the Duramax® Diesel Supplement for more information.
The cooling system allows the engine to maintain the correct working temperature.
5.3 L En ...





