WHAT ’S NEW

2013 GMC SIERRA

GM Confidential. For GM salesperson use only. Not intended to be used for advertising purposes. June 6, 2012

GM Confidential. For GM salesperson use only. Not intended to be used for advertising purposes. PAGE 2

WHAT’S NEWNEW CONTENT• (FHV) Bi-Fuel Compressed Natural Gas-capable 2500HD

EXTENDED CAB WITH STANDARD OR LONG BOX• POWERTRAIN GRADE BRAKING, now included with all 6-speed

automatic transmissions (except Hybrid): – Reduces brake rotor temperatures 100°C, minimizing brake

applications – Brake pedal induced – Disable/Enable functionality through push and hold cycling

of Tow/Haul button – Disable functionality not available across key cycles – Default is grade braking enabled – Driver Information Center messaging:

> Notification of normal mode grade braking event (first time only and not repeated during same key cycle)

> Notification of feature Disable/Enable on push and hold cycling of Tow/Haul button

CHANGES:• (LML) Duramax 6.6L V8 Turbo diesel engine is now the only

diesel engine on all HDs, including chassis cabs and (ZW9) box deletes (LGH engine no longer available)

• (RBX) P265/65R18 all-terrain blackwall tires replace (QXN) P265/65R18 tires for improved rolling resistance and traction performance

DELETIONS• (CF5) Power sunroof on extended cabs• (VPD) Deluxe Chrome Package (LPO)• (37U) Midnight Blue Metallic• (58U) Carbon Black Metallic• (VMK) Cargo Management System Rails (LPO)• (VML) Sliding Bed Divider (LPO)• (VMM) Overhead Rack/Bed Divider (LPO)• (VZV) Overhead Utility Rack (LPO)• (RFW) Bike Chock (LPO)• (VPF) Carry Off Box (LPO)• (VZY) Sliding Toolbox (LPO)• (SD7) Hard Shell Tonneau (LPO)

GM Confidential. For GM salesperson use only. Not intended to be used for advertising purposes. PAGE 3

COLOR NAMECOLOR CODE

REGULAR COLOR

LD REGIONAL/TEXAS HD REGIONAL ALL TERRAIN

BODY COLOR ALL TERRAIN DENALI LD DENALI HD AVAILABILITY

Steel Gray Metallic 16U X X X X X X X SOP, with build out of 2/13

Onyx Black 41U X X X X X X X SOP

Stealth Gray Metallic 46U X — — — — — — SOP

Summit White 50U X X X X — — X SOP

Sonoma Red Metallic (new) 66U X X X X — X X SOP

Fire Red 74U X X X X — — — SOP

White Diamond Tricoat 98U X (Crew only) X (Crew only) — — X (Crew only) X — SOP

Heritage Blue Metallic (new)* GTS X — — — — — — SOP

Quicksilver Metallic GAN X X X X X — — SOP

Mocha Steel Metallic GHA X* — — — — — — SOP, with build out of 2/13

Midnight Blue Metallic 37U Discontinued for 2013 MY

Carbon Black Metallic 58U Discontinued for 2013 MY

Total 10 colors 7 colors 6 colors 6 colors 4 colors 4 colors 4 colors

PROMO COLORS**

Deep Indigo Metallic (Spring Color) LD, HD EXT Cab & HD Crew GWU X — — — — 12/12 - 2/13

Graphite Blue Metallic (Fall Color) LD, HD EXT Cab & HD Crew GXH X — — — — 9/12 - 11/12

Mineral Green Metallic (Fall Color) LD Crew Only GXN X — — — — 9/12 - 11/12

Total 3 colors N/A N/A N/A N/A

Steel Gray 16U and GHA Mocha Steel will phase out in Feb. 2013 to prepare for 2014 next generation Sierra.

* Will not be available on LD Extended cabs SLT.

** Promo colors on all will have chrome door handles, chrome mirror caps on DL8 or DL3. DPN will be black (if ordered).

GM Confidential. For GM salesperson use only. Not intended to be used for advertising purposes. PAGE 4

TOP REASONS TO BUY SIERRA1. Award-Winning: Vincentric’s “BEST TRUCK

VALUE IN AMERICA”1 and Ranked #3 in Full-Size Pickup Trucks by U.S. News & World Report

2. 5-year/100,000-mile Powertrain Limited Warranty2 along with Roadside Assistance and Courtesy Transportation Programs equals BEST COVERAGE for any full-size pickup

3. Sierra 4x4 with 5.3L V8 matches Ford EcoBoost® V6 4x4 for EPA-ESTIMATED 21 MPG HIGHWAY

4. Sierra XFE (15/22) vs. F-150 (15/21), Ram (14/20) and Tundra (15/20) for BEST-IN-CLASS V8 EPA-ESTIMATED FUEL ECONOMY

5. Available GM-exclusive AUTOMATIC LOCKING DIFFERENTIAL

6. LOW-CAB STEP-IN HEIGHT (22") and EASY-TO-LOAD PICKUP BOX (low load-in height and reachover)

NHTSA OVERALL RATINGS:Sierra 1500 and Denali = ★★★★3 F-150 = ★★★★ Ram = ★★★ (Reg Cab)/★★★★ (Ext Cab)

1 Vincentric’s Best Value in America awards are based on the model level average of all trim levels within the model. Ownership costs for each trim level are measured at annual mileages of 10,000, 15,000, and 20,000.

2 Whichever comes first. See dealer for warranty details.

3 Government 5-Star Safety Ratings are part of the National Highway Traffic Safety Administration’s (NHTSA’s) New Car Assessment Program (www.SaferCar.gov).

GM Confidential. For GM salesperson use only. Not intended to be used for advertising purposes. PAGE 5

• (FHV) BI-FUEL COMPRESSED NATURAL GAS SYSTEM (CNG) is completely vehicle and system ready

• (LC8) 6.0L V8 SFI GASEOUS CNG (COMPRESSED NATURAL GAS) ENGINE, with hardened valve seats, is included and only available with (FHV) Compressed Natural Gas system; runs on both gasoline and CNG

• TANK LOCATION is in truck bed

• Total DRIVING RANGE of 650+ miles• Addition of BED RAIL PROTECTORS (RW1) on all

bi-fuel (FHV) pickup trucks to protect box side during fill process

• CNG-MODE SELECT SWITCH located on right side of APO/USB port; US8 radio only

• HD EXTENDED STANDARD and LONG BOX only for 2WD and 4WD (T*20*53 models)

• 3/36 Bumper to Bumper and 5/100 POWERTRAIN• PRICING: $11,000• GM engineered, validated and warranted• Availability: Q2 for order; delivery is expected in

LATE Q4

2013 SIERRA HD CNG

2012 Sierra HD Crew Cab shown

GM Confidential. For GM salesperson use only. Not intended to be used for advertising purposes. PAGE 6

1. AWARD-WINNING: – Vincentric’s “Best Truck Value in America”1

– “Best in Class” 3/4 ton Heavy Duty Truck – Truck Trend Magazine

2. WINNER OF PICKUPTRUCKS.COM “HD Hurt Locker” comparison vs. Ford Super Duty Ram HD

3. Proven and reliable 397 HP/765 lb-ft DURAMAX® AND ALLISON POWERTRAIN (available)

4. Integrated DIESEL EXHAUST BRAKE (available)

5. Fully boxed, high-strength STEEL FRAME

6. Up to 680-highway-mile DRIVING RANGE with available Duramax Diesel engine, based on GM testing

7. Best-in-class maximum TRAILERING CAPACITY – 23,000 lbs2

8. Best-in-class maximum PAYLOAD CAPACITY – 7,215 lbs3

9. SAFETY AND SECURITY OF ONSTAR®,4 standard for 6 months on most models

10. 5-YEAR/100,000-MILE POWERTRAIN LIMITED WARRANTY5 plus Roadside Assistance and Courtesy Transportation Programs

1 Vincentric’s Best Value in America awards are based on the model level average of all trim levels within the model. Ownership costs for each trim level are measured at annual mileages of 10,000, 15,000, and 20,000.

2 Requires fifth-wheel hitch and Regular Cab model with available Duramax 6.6L Turbo-Diesel engine. Maximum payload capacity includes weight of driver, passengers, optional equipment and cargo.

3 Requires Regular Cab models and gas engine. Maximum payload capacity includes weight of driver, passengers, optional equipment and cargo.

4 Visit onstar.com for coverage map, details and system limitations. Services vary by model and conditions.

5 Whichever comes first. See dealer for warranty details.

TOP REASONS TO BUY SIERRA HD