Instruments and Controls 4-7$ / c (End Call / Mute): Pressto silence the vehicle speakersonly. Press again to turn the soundon. For vehicles with OnStar ®or Bluetooth systems, press toreject an incoming call, or end acurrent call.SRCE: Press to select an audiosource.HornPress near the horn symbols orpress on the steering wheel pad tosound the horn.Windshield Wiper/WasherThe windshield wiper/washerlever is located on the right sideof the steering column. With theignition in ACC/ACCESSORYor ON/RUN/START, move thewindshield wiper lever to selectthe wiper speed.2: Fast wipes.1: Slow wipes.& (Adjustable Interval Wipes):Turn the & band up for morefrequent wipes or down for lessfrequent wipes. If the vehicle hasRainsense™, see followingRainsense™ information.( (Off): Turns the wipers off.8 (Mist): Single wipe, brieflymove the wiper lever down.Several wipes, hold the wiperlever down.Clear snow and ice from the wiperblades before using them. If frozento the windshield, carefully loosen orthaw them. Damaged blades shouldbe replaced. See Wiper BladeReplacement on page 9‑29.Heavy snow or ice can overload thewiper motor.