OnStar Additional Information

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Cargo & Towing
The Yukon Denali is a spacious three-row SUV for people, but that's it. If there are six people and no cargo, the Yukon is a terrific place to be. If you have a lot of cargo — you know, like lug ...

Door Locks
To lock or unlock the vehicle from the outside, press or on the Remote Keyless Entry (RKE) transmitter. There is a power door lock switch on the instrument panel. There are power door lock s ...

Trailer Wiring Harness
Basic Trailer Wiring The trailer wiring harness, with a seven-pin connector, is located at the rear of the vehicle and is tied to the vehicle's frame. The harness connector can be plugged into a seve ...