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1620 East Homer Adams Pkwy Alton, IL 62002

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2015 GMC Sierra 1500 OVERVIEW Overview Icon

2015 GMC Sierra 1500 in Alton

Take one look inside the 2015 GMC Sierra and you’ll see clearly why this is the new standard in truck interiors. Sierra’s interior brings comfort, refinement and convenience to a whole new level.

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  • 6-speed automatic transmission
  • Four upper cargo box tie-downs
  • 4.3L EcoTec3 V6 engine
  • 4-wheel antilock disc brakes
  • Cruise control
2015 GMC Sierra 1500 Main Img

GMC Sierra 1500 Dealer in Alton

2015 GMC Sierra 1500 PERFORMANCE Performance Icon

2015 GMC Sierra 1500 performance

COIL-OVER-SHOCK FRONT SUSPENSION

This fully independent system is precisely tuned for improved handling. The front shock module has been enhanced to increase road isolation in response to even smaller vibration inputs. A thicker spring isolator and a higher spring rate produce a more controlled ride.

2015 GMC Sierra 1500 performance

DURALIFE™ BRAKE ROTORS

This ferritic nitrocarburizing technology is a GM-exclusive patented process that hardens and strengthens brakes. Duralife® protects against corrosion and can double the life of the brakes compared to conventional rotors.

2015 GMC Sierra 1500 performance

DRIVER CONTROL TECHNOLOGY

StabiliTrak® with Traction Control helps you stay on course, even during sudden maneuvers, by intelligently managing braking and throttle to help keep the vehicle on its intended path.

2015 GMC Sierra 1500 APPEARANCE Appearance Icon

DESIGNED TO WORK SMART A STRONGER FOUNDATION ATENTION TO DETAIL 2015 GMC Sierra 1500 Appearance Main Img
2015 GMC Sierra 1500 appearance

DESIGNED TO WORK SMART

Sierra 1500 has three available cab configuration options for easy entry and exit: Double Cab, Crew Cab and Regular Cab.

2015 GMC Sierra 1500 appearance

A STRONGER FOUNDATION

The powerful presence of the 2015 Sierra is built on a foundation of Professional Grade engineering. Delivering a ride that encompasses the capability and strength you expect, Sierra is built upon a foundation of Professional Grade Engineering.

2015 GMC Sierra 1500 appearance

ATTENTION TO DETAIL

It’s the little things that set the all-new Sierra apart. That’s abundantly clear with design details such as: Projector headlamps, LED signature front lighting on SLT models, Chrome grille surround, Chrome bumpers.

2015 GMC Sierra 1500 COMFORT Comfort Icon

2015 GMC Sierra 1500 comfort

A CUT ABOVE OTHER TRUCKS

Attention to detail, interior craftsmanship and quality appointments make the 2015 Sierra a cut above other trucks with available:

  • Durable, soft-touch instrument panel and door trim
  • Aluminum trim on instrument panel, steering wheel and center console
  • Contrasting stitching
2015 GMC Sierra 1500 comfort

THE NEW STANDARD IN TRUCK INTERIORS

Sierra’s cabin is engineered to provide you and your passengers with a quiet, comfortable experience.

2015 GMC Sierra 1500 comfort

COMFORT & CONVENIENCE

Style meets substance inside the 2015 Sierra. From the exceptional storage space in the center console, to comfort and convenience features, Sierra truly has no peer.

2015 GMC Sierra 1500 SAFETY & WARRANTY Safety Icon

PRO GRADE PROTECTION

  • 3-year / 36,000-mile Bumper-to-Bumper Limited Warranty
  • 5-year / 100,000-mile Powertrain Limited Warranty
  • 3-year / 36,000-mile Corrosion Protection
  • 6-year / 100,000-mile Rust-Through Protection
  • 5-year / 100,000-mile Roadside Assistance
  • 2-year / 24,000-mile Maintenance
2015 GMC Sierra 1500 Safety Main Img
2015 GMC Sierra 1500 safety

DRIVER-ALERT TECHNOLOGIES

Sierra’s advanced technologies pair intelligent engineering with driver-centric safety, using cameras or ultrasonic sensors to watch where you might not be looking.

2015 GMC Sierra 1500 safety

SAFE & CONNECTED: ONSTAR®

Standard on most Sierra models is a 6-month trial subscription to the OnStar®10 Directions & Connections Plan.

2015 GMC Sierra 1500 safety

REAR VISION CAMERA

The available Rear Vision Camera displays a view of what is behind you on the radio screen, helping to provide clarity and peace of mind while you maneuver and park your Sierra.

2015 GMC Sierra 1500 safety

PRO GRADE PROTECTION

Introducing GMC Pro Grade Protection. Two years of scheduled maintenance and service11, a 3-year/36,000-mile Bumper-to- Bumper Warranty and a 5-year/100,000-mile Powertrain Warranty that could take you all the way to 2019—all included in your purchase of a 2015 GMC Sierra 1500.

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