2020 GMC Sierra

2020 GMC Sierra

Take the road less traveled or enjoy an off-road adventure in the 2020 GMC Sierra. With the option of the 1500 or Heavy-Duty, you will find a truck that speaks your language when it comes to work and play. Discover this pickup for yourself with a test drive at Mark Christopher Auto Center.

Practical Design

The 2020 GMC Sierra is designed for your active lifestyle. LED headlamps provide excellent lighting for traveling after dark with the unique C-shape design. Available premium heated-leather front seats offer style and sophistication. Unique design continues with the MultiPro tailgate, which offers six functions to make access as well as loading and unloading easier. Stretch out inside with Best-in-class head and legroom for the front seats.

Convenient Cargo Space

Bring along more stuff in the 2020 GMC Sierra with more cargo volume in the bed than with competitors. Tow a trailer or RV with the ProGrade trailering system and an app to make everything simpler and safer. Available under-seat storage provides a safe place to store extra items or valuables as you travel. Easily access items with the console vault between the front seats as well, which is also lockable for your convenience and peace of mind. Add a tonneau cover to protect items in the weather.

Entertained and Informed

Always be informed as you drive the 2020 GMC Sierra with the eight-inch diagonal digital driver information center. Track fuel data, trailer settings and more, which can be personalized for your preferences. At the same time, you’ll enjoy the eight-inch GMC infotainment system, which includes navigation as an option. A touch display and Bluetooth streaming enhance the system as you connect your smartphone via Android Auto or Apple CarPLay for easy access to text messages, contacts and apps. Voice-activated technology lets you keep your focus on the road. Listen to your music, news or sports through the Bose premium sound system, which includes seven speakers, including a Richbass woofer.

Multiple engine options give you the power you want in the 2020 GMC Sierra. Choose the 4.3L EcoTec V6 for 285 horsepower and 305 lb.-ft. of torque. This engine is paired with a six-speed automatic transmission. Upgrade to the 5.3L EcoTec V8 for 355 horsepower and 383 lb.-ft. of torque. You can also choose to add Dynamic Fuel Management technology to this engine for more efficiency in your travels. If diesel is more your style, the 3.0L Duramax turbo-diesel is sure to meet your expectations with 277 horsepower and an impressive 460 lb.-ft. of torque. This engine is paired with a ten-speed automatic transmission and can include a diesel exhaust brake. Take the power up another notch with the 6.2L EcoTec3 V8 engine for 420 horsepower and 460 lb.-ft of torque. Add an off-road suspension lift for even more fun.

Discover how you can make the 2020 GMC Sierra your own and customize it to fit your style and needs when you visit Mark Christopher Auto Center. You just might be surprised at how well this truck suits you for work and for play.

Dealership Info

Phone Numbers:Sales Hours:
  • Mon - Sun10:00 AM - 6:00 PM
    ( Sales Will Be Closed On The Following Holidays, Thanksgiving, Christmas Day,)
Service Hours:
  • Mon - Fri7:00 AM - 5:00 PM
    (Service Will Be Closed On The Following Holidays, Thanksgiving, Christmas Day, New Years Day, Memorial Day, And Labor Day )
  • Sat - SunClosed
Parts Hours:
  • Mon - Thu7:00 AM - 5:00 PM
    (Part Will Be Closed On The Following Holidays, Thanksgiving, Christmas Day, New Years Day, Memorial Day and Labor Day)
  • Fri - SunClosed
Rental Hours:
  • Mon - Thu7:00 AM - 5:00 PM
  • Fri - SunClosed

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Contact Us

(909) 390-2900

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2131 E Convention Center Way • Ontario, CA 91764

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Today's Hours:

Open Today! Sales: 10am-6pm

Service: Closed

Parts: Closed

Mark Christopher Auto Center 34.067676, -117.605664.