Fluids
Proper fluid levels and approved fluids protect the vehicle’s systems and components. See Recommended Fluids and Lubricants on page 11‑12 for GM approved fluids.
• Engine oil and windshield washer fluid levels should be checked at every fuel fill.
• Instrument cluster lights may come on to indicate that fluids may be low and need to be filled.
See also:
Power Door Locks
If available, the switches are on the front doors.
: Press to unlock the doors.
: Press to lock the doors. ...
New for 2011
The Sierra Hybrid gets GM's OnStar 9.0 telematics system that GM says
provides better voice recognition. GM also said they have worked to cut down on
the amount of wind noise occupants hear. ...
Power Seats
Power Seats
A. Seat Adjustment Control
B. Seatback Control
C. Lumbar Control
To adjust a power seat, if equipped:
• Move the seat forward or rearward by sliding the control (A) forward or r ...





