Front Axle
The front axle engages and disengages automatically when you shift the transfer case. Some delay for the axle to engage or disengage is normal.
See also:
When to Check Lubricant
It is not necessary to regularly check rear axle fluid unless a leak is suspected or an unusual noise is heard. A fluid loss could indicate a problem. Have it inspected and repaired.
All axle assembl ...
Place a Call Using a Stored Number
1. Push . System responds:
“OnStar ready.” 2. Say “Call <name tag>.” System responds: “OK, calling <name tag>.” ...
Starting the Engine Using Remote Start
To start the vehicle:
1. Aim the RKE transmitter at the vehicle.
2. Press and release on the RKE transmitter.
3. Immediately after completing Step 2, press and hold until the parking lamps flash. ...