Underbody Maintenance
Use plain water to flush dirt and debris from the vehicle's underbody. Your dealer or an underbody car washing system can do this. If not removed, rust and corrosion can develop.
See also:
License Plate Lamp
To replace one of these bulbs:
1. Open the liftgate partway. See Liftgate on page 2‑9.
Passenger Side Shown, Driver Side Similar
2. Push the left end of the lamp assembly toward the right.
...
How OnStar Service Works
Automatic Crash Response, Emergency Services, Crisis Assist, Stolen Vehicle Assistance,
Vehicle Diagnostics, Remote Door Unlock, Roadside Assistance, Turn-by-Turn Navigation,
and Hands-Free Callin ...
Dolly Towing (All-Wheel&-Drive Vehicles)
All-wheel&-drive vehicles should not be towed with two wheels on the ground.
To properly tow these vehicles, they should be placed on a platform trailer with
all four wheels off of the ground ...