Horn

Press Windshield Wiper/Washer on the steering wheel pad to sound the horn.

    See also:

    Starting the Vehicle
    1. Aim the RKE transmitter at the vehicle. 2. Press and release . 3. Immediately after completing Step 2, press and hold until the turn signal lamps flash. When the vehicle starts, the parking ...

    Service Vehicle Messages
    SERVICE A/C (Air Conditioning) SYSTEM This message displays when the electronic sensors that control the air conditioning and heating systems are no longer working. Have the climate control system s ...

    Vehicle Overview
    The GMC Sierra 1500 and Chevrolet Silverado share the same platform, but the GMC product is often positioned as a more upscale offering. Mechanically, the trucks are the same. There might be sligh ...