Workshop Repair and Service Manuals GMC SIERRA
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Automatic Dimming

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If equipped with an automatic dimming mirror, the driver outside mirror adjusts for the glare of the headlamps behind you. See Automatic Dimming Rearview Mirror on page 2?17.

Manual Mirrors     Vehicles with outside manual mirrors can be adjusted by moving the mirror up and down or left to right to see a little of the side of the vehicle, and have a clear view behind the vehicle. Using hood-mounted air deflectors...
Power Mirrors     Vehicles with outside power mirrors have controls located on the driver door. To adjust each mirror: 1. Press (A) or (B) to select the driver or passenger side mirror. 2. Press the arrows on the control pad to...
Resetting the Power Foldaway Mirrors     Reset the power foldaway mirrors if: • The mirrors are accidentally obstructed while folding. • They are accidentally manually folded/unfolded. • The mirrors will not stay in the unfolded position. • The mirrors...
Convex Mirrors     WARNING A convex mirror can make things, like other vehicles, look farther away than they really are. If you cut too sharply into the right lane, you could hit a vehicle on the right. Check the inside mirror or glance over...
Automatic Dimming     If equipped with an automatic dimming mirror, the driver outside mirror adjusts for the glare of the headlamps behind you. See Automatic Dimming Rearview Mirror on page 2?17.
Park Tilt Mirrors     If the vehicle has the memory package, the passenger and/or driver mirror tilts to a preselected position when the vehicle is in R (Reverse). This feature lets the driver view the curb when parallel parking. The mirror(s)...