Chevrolet Tahoe - 2012

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Overview

Models:

Chevrolet Tahoe LS, LT, LTZ, Hybrid

Body style / driveline:

4-door sport utility vehicle, front-engine, 2- or 4-wheel drive, half-ton models

Construction:

body on frame

EPA vehicle class:

full-size sport utility vehicle

Manufacturing locations:

Arlington, Texas

Key competitors:

Ford Expedition, Nissan Armada, Toyota Sequoia

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Engines

 

Vortec 5.3L V-8 FlexFuel (LMG)

Vortec 5.3L V-8 FlexFuel (LC9)

Type:

5.3L V-8

5.3L V-8

Displacement (cu in / cc):

325 / 5328

325 / 5328

Bore & stroke (in / mm):

3.78 x 3.62 / 96 x 92

3.78 x 3.62 / 96 x 92

Block material:

cast iron

cast aluminum

Cylinder head material:

cast aluminum

cast aluminum

Valvetrain:

overhead valve, two valves per cylinder, variable valve timing, Active Fuel Management

overhead valve, two valves per cylinder, variable valve timing, Active Fuel Management

Ignition system:

coil-near-plug ignition, iridium electrode tip/ iridium core spark plugs, low resistance spark plug wires

coil-near-plug ignition, iridium electrode tip/ iridium core spark plugs, low resistance spark plug wires

Fuel delivery:

sequential fuel injection

sequential fuel injection

Compression ratio:

9.9:1

9.9:1

Horsepower (hp / kW @ rpm):

320 / 239 @ 5400* (gas)
326 / 243 @ 5300* (E85)

320 / 239 @ 5400* (gas)
326 / 243 @ 5300* (E85)

Torque (lb-ft / Nm @ rpm):

335 / 454 @ 4000* (gas)
348 / 472 @ 4400* (E85)

335 / 454 @ 4000* (gas)
348 / 472 @ 4400* (E85)

Fuel:

regular unleaded or E85

regular unleaded or E85

Maximum engine speed (rpm):

6000

6000

Emissions controls:

close-coupled catalytic converter, 58X ignition, returnless fuel rail, fast-response O² sensor

close-coupled catalytic converter, 58X ignition, returnless fuel rail, fast-response O² sensor

EPA estimated fuel economy (city / hwy):

2WD: 15/21 (gas)
4WD: 15/21 (gas)

2WD: 15 / 21 (gas)
4WD: 15 / 21 (gas)

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Transmission

 

Hydra-Matic 6L80, six-speed automatic

Gear ratios (:1):

 

First:

4.03

Second:

2.36

Third:

1.53

Fourth:

1.15

Fifth:

0.85

Sixth:

0.67

Reverse:

3.06

Final drive ratio:

3.08 or 3.42

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Chassis/Suspension

Front:

independent, coil over shock; Autoride real-time damping (opt.)

Rear:

five-link with coil springs

Traction assist:

all-speed traction control

Steering type:

power-assisted rack-and-pinion

Steering ratio:

17.75:1

Steering wheel turns, lock-to-lock:

3

Turning circle, curb-to-curb
(ft / m):

39.04 / 11.9

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Brakes

Type:

four-wheel disc, four-wheel ABS

Rotor diameter x thickness
(in / mm):

front: 13 x 1.18 / 330.2 x 30
rear: 13.5 x .787 / 345 x 20

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Wheels/Tires

Wheel size and type:

17 x 7.5-inch steel (fleet, Police Pursuit)

 

17 x 7.5-inch machined cast aluminum, silver sparkle accent (LS, LT)

 

18 x 8.0-inch polished aluminum (Z71 and Tahoe Hybrid)

 

20 x 8.5-inch polished aluminum (opt. LT, std. LTZ)

 

20 x 8.5-inch chrome opt. LTZ)

Tires:

P265/70R17 blackwall Bridgestone AL2 (all-season) steel belt radials;

 

P265/70R17 white letter Goodyear AL2 (all-season) steel belt radials;

 

P265/70R17 blackwall Bridgestone OOR (on-off-road) steel belt radials (export only)

 

P265/60R17 blackwall Goodyear AL3 (higher performance) steel belt radials (Police Pursuit)

 

P265/65R18 blackwall Bridgestone OOR (on-off-road) steel belt radials (Z71 package)

 

P265/65R18 blackwall Bridgestone AL2 (all-season) steel belt radials (export only)

 

P275/55R20 blackwall Bridgestone AL2 (all-season) steel belt radials

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Dimensions

Exterior

Wheelbase (in / mm):

116 / 2946

Overall length (in / mm):

202 / 5131

Overall width (in / mm):

79 / 2007

Overall height (in / mm):

2WD & 4WD: 76.9 / 1953

Track (in / mm):

front: 68.2 / 1732
rear: 67 / 1702

Minimum ground clearance
(in / mm):

9 / 228.8

Step-in height (in / mm):

2WD: 21.8 / 553 4WD: 22 / 558

Ground to top of load floor
(in / mm):

2WD: 31.7 / 804
4WD: 31.6 / 802

Approach angle (deg):

17

Departure angle (deg):

21.9

Curb weight (lb / kg):

2WD: 5448 / 2471
4WD: 5567 / 2525

Weight distribution (% front / rear):

2WD & 4WD: 52 / 48

Interior

 

First Row

Second Row

Third Row

Seating capacity (9 max):

2 / 3

2 / 3

2 / 3

Headroom (in / mm):

41.1 / 1043

39.2 / 996

39.7 / 963

Legroom (in / mm):

41.3 / 1049

39 / 991

25.6 / 644

Shoulder room (in / mm):

65.3 / 1658

65.3 / 1657

61.7 / 1566

Hip room (in / mm):

64.4 / 1636

60.6 / 1539

49.1 / 1246

Cargo volume (cu ft / L):

 

 

 

Behind 1 st row, 2 nd row folded no third row

 

108.9 / 3084

 

 

Behind 2 nd row no third row

 

 

60.3 / 1707

 

Behind 3 rd row

 

 

16.9 / 478

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Capacities

EPA interior volume (cu ft / L):

108.9 / 3084

GVWR: (lb / kg):

2WD: 7100 / 3220
4WD: 7300 / 3311

Payload, base (lb / kg):

2WD: 1652 / 749
4WD: 1733 / 786

Trailer towing maximum (lb / kg):

2WD: 8500 / 3855
4WD: 8200 / 3719

Fuel tank (gal / L):

2WD & 4WD: 26 / 98

Engine oil (qt / L):

6 / 5.7

Cooling system (qt / L):

16.8 / 15.9

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*SAE certified.
Note: Information shown is current at time of publication.

Translation

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