Vehicle Checks

See also:

Trailer Towing (Except CTS-V and Coupe)
Before pulling a trailer, there are three important considerations that have to do with weight: - The weight of the trailer. - The weight of the trailer tongue. - The total weight on the vehicl ...

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. ...

Running the Vehicle While Parked
It is better not to park with the engine running. But if you ever have to, here are some things to know. WARNING Idling a vehicle in an enclosed area with poor ventilation is dangerous. Engin ...