OnStar

See also:

Storing Memory Positions
To save into memory: 1. Adjust the driver seat, seatback recliner, and both outside mirrors. See Power Mirrors on page 2‑16 for more information. Not all vehicles will have the ability to sav ...

Pickup Conversion to Chassis Cab
We are aware that some vehicle owners might consider having the pickup box removed and a commercial or recreational body installed. Owners should be aware that, as manufactured, there are differences ...

How to Check Lubricant
2500HD with 6.0 L All Other Series and Engines To get an accurate reading, the vehicle should be on a level surface. • For all 4.3 L, 4.8 L and 5.3 L 1500 Series applications, the proper leve ...