Other information:
If equipped with a diesel engine, see the Duramax diesel supplement.
Caution
Towing a trailer improperly can damage the vehicle and result in costly
repairs not covered by the vehicle warranty. To tow a trailer correctly, follow
the directions in this section and see your dealer for important information about
towing a trailer with the vehicle...
Only RKE transmitters programmed to the vehicle will work. If a transmitter is
lost or stolen, a replacement can be purchased and programmed through your dealer.
The vehicle can be reprogrammed so that lost or stolen transmitters no longer work.
Each vehicle can have up to eight transmitters matched to it...