Engine Oil Additives / Engine Oil Flushes
Do not add anything to the oil. The recommended oils with the starburst symbol that meet GM Standard GM6094M 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:
Adding Equipment to Your Airbag-Equipped Vehicle
Q: Is there anything I might add to the front
or sides of the vehicle that could keep the
airbags from working properly?
A: Yes. If you add things that change your
vehicle’s frame, bumper system ...
Hoses
Hoses transport fluids and should
be regularly inspected to ensure
that there are no cracks or leaks.
With a multi-point inspection, your
dealer can inspect the hoses and
advise if replacemen ...
Headlamp High/Low-Beam Changer
(Headlamp High/Low-Beam
Changer): Push the turn signal/lane change lever away from you
and release, to turn the high beams
on. To return to low beams, push
the lever again or pull it toward y ...