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2012 GMC Sierra Specifications

These are standard specifications for the 2012 GMC Sierra, not necessarily specifications for the vehicle(s) in the photo(s).
Engine Location : Front
Drive Type : Rear Wheel (standard), 4WD
Production Years for Series : 2011 - 2013
Weight : 4643 lbs | 2106.029 kg
MPG City : 15
MPG Highway : 20
V 6
Displacement : 4300 cc | 262.4 cu in. | 4.3 L.
Power : 195 HP (143.52 KW) @ 4600 RPM
Torque :260 Ft-Lbs (353 NM) @ 2800 RPM
Bore : 4.0 in | 102 mm.
Stroke : 3.5 in | 88 mm.
Compression : 9.2:1
Valvetrain : 12 OHV (2 valves per cylinder)
Construction : Cast-iron block and head
Sequential Fuel Injection
Redline : 5600 RPM
V 8
Displacement : 4800 cc | 292.9 cu in. | 4.8 L.
Power : 302 HP (222.272 KW) @ 5600 RPM
Torque :305 Ft-Lbs (414 NM) @ 4600 RPM
Bore : 3.8 in | 96 mm.
Stroke : 3.8 in | 96 mm.
Compression : 8.8:1
Valvetrain : 16 OHV (2 valves per cylinder)
Cylinder Block : Cast-iron
Cylinder Head : Cast-Aluminum
Sequential Fuel Injection
Redline : 6000 RPM
Ignition system :Coil Near Plug, Platinum-Tipped Spark Plugs, Low-Resistance Sprak Plug Wires
V 8
Displacement : 5300 cc | 323.4 cu in. | 5.3 L.
Power : 315 HP (231.84 KW) @ 5200 RPM
Torque :335 Ft-Lbs (454 NM) @ 4400 RPM
Bore : 3.8 in | 96 mm.
Stroke : 3.6 in | 92 mm.
Compression : 9.9:1
Valvetrain : 16 OHV (2 valves per cylinder)
Cylinder Block : Cast-iron
Cylinder Head : Cast-Aluminum
Sequential Fuel Injection
Redline : 6000 RPM
Ignition system :Coil Near Plug, Platinum-Tipped Spark Plugs, Low-Resistance Sprak Plug Wires
Transmission:
4 Automatic Hydra-Matic 4L60

1st Gear : 4.03
2nd Gear : 2.36
3rd Gear : 1.53
4th Gear : 1.15
5th Gear : 0.85
Component

ELECTRICAL SYSTEM:IGNITION

Manufacturer

General Motors LLC

Mfr Report Date20110506
NHTSA Campaign ID14V827000
SummaryGeneral Motors LLC (GM) is recalling certain model year 2011-2012 Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche, Silverado HD, Silverado LD, Suburban, Tahoe, GMC Sierra LD, Sierra HD, Yukon, and Yukon XL vehicles. In the affected vehicles, the ignition lock actuator may bind, making turning the key difficult or causing the ignition to get stuck in the 'Start' position.
ConsequenceIf stuck in the 'Start' position, the ignition may suddenly snap back into the 'Accessory' position, causing a loss of engine, steering, and braking power, increasing the risk of a vehicle crash. If the vehicle is in a crash, the air bags may not deploy, increasing the risk of occupant injury.
RemedyGM will notify owners, and dealers will inspect and replace the ignition lock housing, as necessary, free of charge. The recall began on February 12, 2015. Owners may contact GM customer service at 1-800-458-8006 (Cadillac), 1-800-222-1020 (Chevrolet), or 1-800-462-8782 (GMC). GM's number for this recall is 14696 for the original equipment, and 14912 for the service replacement parts.
NotesOwners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Component

FUEL SYSTEM, DIESEL

Manufacturer

General Motors LLC

Mfr Report Date20120401
NHTSA Campaign ID13V615000
SummaryGeneral Motors LLC (GM) is recalling certain model year 2012-2013 Chevrolet Silverado HD and GMC Sierra HD vehicles, equipped with 6.6L diesel engines and dual fuel tanks. In the affected vehicles, the transfer pump which moves fuel from the rear tank to the front tank could malfunction and cause the fuel gauge to indicate an inaccurate reading.
ConsequenceIf the fuel gauge indicates an inaccurate reading it may result in the vehicle unexpectedly stalling, increasing the risk of a crash.
RemedyGeneral Motors will notify owners and dealers will inspect and replace the fuel transfer pump, as necessary, free of charge. The manufacturer has not yet provided a notification schedule. The recall began on May 30, 2014. Owners may contact Chevrolet at 1-800-222-1020 and GMC at 1-800-462-8782. GM's number for this recall is 13420.
NotesOwners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Information provided by NHTSA
Data updated January 2023
2012 Averages
Avg. Home : $263,200
Avg. Gallon of Gas : $3.55
Total Car Production : 10,335,765

Popular frequently asked questions include:

What are the dimension and mechanical specifications of the 2012 GMC Sierra?
How many 2012 GMC Sierra were produced?
How powerful was the 2012 GMC Sierra? Was the 2012 GMC Sierra popular? Was the 2012 GMC Sierra expensive? What was the fuel economy of the 2012 GMC Sierra?

Q: What is the wheelbase size of the 2012 GMC Sierra? A: The 2012 GMC Sierra has wheelbase sizes of 119.00 and 133.00 inches.

Q: What is the length of the 2012 GMC Sierra? A: The 2012 GMC Sierra has lengths of 205.60 and 224.50 inches.

Q: What is the width of the 2012 GMC Sierra? A: The 2012 GMC Sierra has a width of 79.96 inches.

Q: How much headroom does the 2012 GMC Sierra have?A: The 2012 GMC Sierra has 41.50 inches of headroom.

Q: How much legroom does the 2012 GMC Sierra have?A: The 2012 GMC Sierra has legroom of 41.30 inches.

Q: What is the 2012 GMC Sierra's towing capacity?A: The 2012 GMC Sierra has a towing capaicty of 10000.00 lbs.

Q: What were the bodystyles of the 2012 GMC Sierra? A: The 2012 GMC Sierra was offered as a Truck - Regular Cab - Long Box, Truck - Regular Cab - Standard Box.

Q: What engines did the 2012 GMC Sierra have? A: The 2012 GMC Sierra had the following engine options: V 6 (4300 cc | 262.4 cu in. | 4.3 L.) with 195 HP (143.52 KW) @ 4600 RPM and 260 Ft-Lbs (353 NM) @ 2800 RPM
  • V 8 (4800 cc | 292.9 cu in. | 4.8 L.) with 302 HP (222.272 KW) @ 5600 RPM and 305 Ft-Lbs (414 NM) @ 4600 RPM
  • V 8 (5300 cc | 323.4 cu in. | 5.3 L.) with 315 HP (231.84 KW) @ 5200 RPM and 335 Ft-Lbs (454 NM) @ 4400 RPM
  • Q: What transmission did the 2012 GMC Sierra have? A: The 2012 GMC Sierra had a 4 speed Automatic Hydra-Matic 4L60 gearbox.