GMC Sierra

Sierra is a 4-door, up to 6-passenger full size pickup.

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Leaving After Parking on a Hill
1. Apply and hold the brake pedal. 2. Start the engine. 3. Shift into a gear. 4. Release the parking brake. 5. Let up on the brake pedal. 6. Drive slowly until the trailer is clear of the chocks. ...

Windows
Turn the hand crank on each door to manually raise or lower the manual windows. ...

Keys
WARNING Leaving children in a vehicle with the ignition key is dangerous for many reasons. Children or others could be badly injured or even killed. They could operate the power windows or other ...