Manual Liftgate
To unlock the liftgate, press the power door lock switch or press 
on the Remote Keyless Entry (RKE) transmitter twice.
See Remote Keyless Entry (RKE) System Operation on page 2‑3.
To open the liftgate, press the touch pad under the liftgate handle and lift up. The vehicle must be in P (Park) and the battery must be charged.
Use the pull handle to lower and close the liftgate.
Always close the liftgate before driving.
See also:
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 ...
Onstar.com
The website provides access to account information, manages the OnStar subscription,
and allows viewing of videos of each service. Get subscription plan pricing and
sign up for OnStar Vehicle Diag ...
Total Weight on the Vehicle's Tires
Inflate the vehicle's tires to the upper limit for cold tires. These numbers
can be found on the Certification label or see Vehicle Load Limits on page 9‑16
for more information. Do not ...