Locks
Locks are lubricated at the factory.
Use a de-icing agent only when absolutely necessary, and have the locks greased after using. See Recommended Fluids and Lubricants.
Appearance Care
Washing the VehicleRecommended Fluids and
Lubricants
Usage
Fluid/Lubricant
Automatic Transmission
DEXRON-VI Automatic Transmission Fluid
Diesel Exhaust Aftertreatment System
Diesel Exhaust Fluid (GM Part No. 19286291, in Canada 88862660) or
diesel exhaust fluid that meets ISO 22241-1 or displays the API Die ...