Electronic Range Select (ERS) Mode
ERS mode allows you to choose the top-gear limit of the transmission and the vehicle's speed while driving downhill or towing a trailer.
To use this feature:

See Manual Mode on page 9-23.
Climate Controls
Vehicle FeaturesChevrolet Captiva Owners Manual > Trailer Towing: Driving Characteristics and Towing Tips
Driving with a Trailer
When towing a trailer:
Become familiar with the state
and local laws that apply
specifically to trailer towing.
Do not tow a trailer during the
first 800 km (500 mi), to prevent
damage to the engine, axle or
other parts.
Then, during the first 800 km
(500 ...