How to Check Lubricant
To get an accurate reading, the vehicle should be on a level surface.

1500 Series
A. Fill Plug
B. Drain Plug

All Except 1500 Series
A. Fill Plug
B. Drain Plug
• When the differential is cold, add enough lubricant to raise the level from 0mm (0 in) to 3.2mm (1/8 in) below the fill plug hole.
• When the differential is at operating temperature (warm), add enough lubricant to raise the level to the bottom of the fill plug hole.
See also:
Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle.
Do not add any electrical equipment. See Add-On Electrical Equipment on page 9‑64.
Added electrical equipment ...
Hazard Warning Flashers
(Hazard Warning Flashers):
Press this button located on top of the steering column, to make the front and rear turn signal lamps flash on and off. This warns others that you are having trouble. Pr ...
Bluetooth (Overview)
For vehicles equipped with the MyLink or IntelliLink infotainment system, see
the separate MyLink/ IntelliLink Features and Functions Guide for more information.
For vehicles equipped with Bluetoot ...





