Fluids
Proper fluid levels and approved fluids protect the vehicle’s systems and components.
See Recommended Fluids and Lubricants for GM approved fluids.
- Engine oil and windshield washer fluid levels should be checked at every fuel fill.
- Instrument cluster lights may come on to indicate that fluids may be low and need to be filled.
See also:
Starter Switch Check
WARNING
When you are doing this inspection, the vehicle could move suddenly. If the vehicle
moves, you or others could be injured.
1. Before starting this check, be sure there is enough room ...
Engine Oil
To ensure proper engine performance and long life, careful attention must be
paid to engine oil. Following these simple, but important steps will help
protect your investment:
- Always use engine ...
OnStar Mobile App
With an iPhone® or
Android™-based mobile device,
an OnStar mobile app can be
downloaded. The vehicle can be
remote started, if equipped, or the
doors can be unlocked from
anywhere there is ...






