2015 GMC SIERRA 2500HD 4X4 CREW CAB

• StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist
• Daytime Running Lamps with automatic exterior lamp control
• Air bags, single-stage frontal and thorax side-impact, driver and front passenger, and head curtain side-impact, front and rear outboard seating positions (Always use safety belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
• Tire Pressure Monitoring System (does not apply to spare tire)

MECHANICAL (15)

• Rear axle, 4.10 ratio (Requires (L96) Vortec 6.0L V8 SFI engine or (LC8) 6.0L V8 SFI Gaseous CNG (Compressed Natural Gas) engine.)
• Suspension Package, Handling/Trailering, heavy-duty includes 51mm twin tube shock absorbers and 33mm front stabilizer bar
• Pickup box, Wideside
• GVWR, 9900 lbs. (4490 kg) (Requires (L96) Vortec 6.0L V8 SFI engine or (LC8) 6.0L V8 SFI Gaseous engine on TK25943 models. Not available on 2WD Crew Cab models.)
• Air cleaner, high-capacity
• Transfer case, with floor-mounted shifter (included with 4WD models only.)
• Four wheel drive
• Cooling, external engine oil cooler
• Cooling, auxiliary external transmission oil cooler
• Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr, maintenance-free with rundown protection and retained accessory power
• Alternator, 150 amps
• Frame, fully-boxed, hydroformed front section
• Cargo tie downs (4), movable upper (Requires (E63) pickup box.) (Not available with (ZW9) pickup box delete.)
• Steering, Recirculating Ball
• Exhaust, aluminized stainless-steel muffler and tailpipe

EXTERIOR (13)

• Wheels, 17" x 7.5" (43.2 cm x 19.1 cm) full-size, steel spare Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. (Requires 17" wheels and tires.)
• Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door (Not included when (ZW9) pickup box delete or (9J4) rear bumper delete is ordered.)
• Bumper, front chrome
• CornerStep, rear bumper (Requires (E63) pickup box.)
• Bumper, rear chrome with bumper CornerSteps (Requires (E63) pickup box.)
• Grille surround, chrome
• Headlamps, halogen projector
• Lamps, cargo area, cab mounted with switch on center switch bank
• Mirrors, outside manual, Black
• Glass, solar absorbing, tinted
• Door handles, Black
• Tailgate and bed rail protection caps, top
• Tailgate, locking, utilizes same key as ignition and door (Deleted with (ZW9) pickup box delete.) (Deleted when (ZW9) pickup box delete is ordered.)

ENTERTAINMENT (2)

• XM Satellite Radio, delete
• 6-speaker audio system

INTERIOR (10)

• Seat, rear 60/40 folding bench (folds up), 3-passenger (includes child seat top tether anchor)
• Steering column, manual Tilt-Wheel
• Steering wheel
• Floor covering, Graphite-colored rubberized-vinyl
• Instrumentation, 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure
• Driver Information Center, 3.5-inch diagonal monochromatic display provides warning messages and basic vehicle information
• Windows, power with driver express up and down and express down on all other windows
• Cruise control, steering wheel-mounted
• Air conditioning, single-zone
• Assist handle, front passenger and driver on A-pillars