Engine Oil Additives/Engine Oil Flushes
Do not add anything to the oil.
The recommended oils with the dexos specification and displaying the dexos certification mark are all that is needed for good performance and engine protection.
Engine oil system flushes are not recommended and could cause engine damage not covered by the vehicle warranty
See also:
Safety Locks (Sedan and Wagon)
The vehicle has rear door security
locks. These prevent passengers
from opening the rear doors from
the inside.
Lock Label shown
The rear door security locks are
located on the inside edge ...
Chemical Paint Spotting
Airborne pollutants can fall upon and attack painted vehicle surfaces causing
blotchy, ring-shaped discolorations, and small, irregular dark spots etched into
the paint surface. ...
Insuring the Vehicle
Protect your investment in the GM vehicle with comprehensive and collision insurance
coverage. There are significant differences in the quality of coverage afforded
by various insurance policy ter ...