GMC Envoy - 2009

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Model Lineup

 

Engines

Transmission

 

Vortec 4.2L I-6

Vortec 5.3L V-8

4-spd auto

(Hydra-Matic 4L60)

Envoy 2WD / 4WD

s

s

Envoy Denali 2WD / 4WD

s

s



Key  

Standard

s

Optional

o

Not available

Overview

Models:

GMC Envoy, Envoy Denali

Body style / driveline:

4-door and 5-passenger sport utilities, front engine, 2WD or 4WD

Construction:

body on frame

EPA vehicle class:

midsize sport utilities

Manufacturing location:

Moraine, Ohio

Key competitors:

Ford Explorer, Jeep Grand Cherokee, Toyota 4Runner, Nissan Pathfinder, Dodge Durango and Chrysler Aspen

Engines

 

Vortec 4.2L I-6 (LL8)

Vortec 5.3L V-8 (LH6)

Type:

4.2L I-6

5.3L V-8

Displacement (cu in / cc):

254 / 4157

327 / 5328

Bore & stroke (in / mm):

3.66 x 4.01 / 93 x 102

3.78 x 3.27 / 96 x 92

Block material:

cast aluminum

cast aluminum

Cylinder head material:

cast aluminum, A356-T6 using lost-foam process

cast aluminum, A356-T6

Valvetrain:

dual overhead cam, 4 valves per cylinder, continuously variable valve timing

overhead valve, 2 valves per cylinder

Ignition system:

coil-on-plug, dual platinum electrodes

coil near plug ignition, platinum-tipped spark plugs, low-resistance spark plug wires

Fuel delivery:

sequential fuel injection

sequential fuel injection

Compression ratio:

10.3:1

9.9:1

Horsepower (hp / kW @ rpm):

285 / 213 @ 6000*

300 / 224 @ 5300*

Torque (lb-ft / Nm @ rpm):

276 / 374 @ 4600*

321 / 435 @ 4000*

Recommended unleaded fuel:

regular unleaded

regular unleaded

Maximum engine speed (rpm):

6300

6000

Emissions controls:

3-way catalytic converter, positive crankcase ventilation, evaporative collection system

3-way catalytic converter, positive crankcase ventilation, evaporative collection system

Estimated fuel economy:

14 / 20 (2WD)

14 / 20 (4WD)

14 / 20 (2WD)

13 / 19 (4WD)

Transmission

Type:

Hydra-Matic 4L60, 4-speed, rear-wheel drive, electronically controlled automatic overdrive with torque converter clutch

Gear ratios (:1):

 

First:

3.06

Second:

1.63

Third:

1.00

Fourth:

0.70

Reverse:

2.29

Final drive ratio:

3.42:1 (std); 3.73:1 (opt)

Chassis/Suspension

Front:

independent, double A-arm, 46-mm shocks, 34-mm stabilizer bar

Rear:

5-link solid axle (opt: electronically controlled air suspension), 36-mm shocks, 31-mm stabilizer bar on 2WD, 31-mm stabilizer bar on 4WD

Transfer case system:

Autotrac (standard on 4WD)

Traction control:

integrated into standard StabiliTrak electronic stability control feature

Steering type:

rack-and-pinion (hydraulically assisted)

Steering ratio:

Envoy and Envoy Denali: 20.4:1

Steering wheel turns, lock-to-lock:

Envoy and Envoy Denali: 3.82

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

Envoy and Envoy Denali: 36.4 / 11.1

Brakes

 

Envoy and Envoy Denali

Type:

4-wheel vented disc with front aluminum dual piston calipers, 4-wheel ABS, rear drum-in-hat parking brake

Rotor diameter x thickness (in / mm):

front: 12 x 1.14 / 305 x 29

rear: 12.8 x 0.78 / 325 x 20

Total swept area (sq in / sq cm):

front: 210 / 1353

rear: 217 / 1397

Wheels/Tires

Wheel size & type:

17-inch x 7-inch 6-lug cast aluminum (Envoy)

18-inch x 8 -inch 6-lug high-polished forged aluminum (Envoy Denali)

20-inch x 8-inch 6-lug polished aluminum (avail. on Envoy Denali 2WD)

Tires:

P245/65R17 all-season radial (Envoy)

P245/60R18 all-season radial (Envoy Denali)

P245/60R20 all-season radial (opt.)

Dimensions
Exterior

Wheelbase (in / mm):

113 / 2869

Overall length (in / mm):

191.6 / 4866

Overall width (in / mm):

74.7 / 1897

Overall height (in / mm):

71.9 / 1826 (w/o luggage rack)

Track (in / mm):

front: 63.1 / 1603

rear: 62.1 / 1576

Minimum ground clearance (in / mm):

8 / 203

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

32.1 / 817

Step-in height (in / mm):

18.2 / 462

Approach angle (degrees):

29

Departure angle (degrees):

23

Curb weight: (lb / kg)

 

Envoy:

2WD: 4404 / 1998

4WD: 4540 / 2060

Envoy Denali:

2WD: 4625 / 2098

4WD: 4791 / 2173

Weight distribution (% front / rear):

 

Envoy: 

2WD: 53 / 47

4WD: 54 / 46

Envoy Denali:

2WD: 52 / 48

4WD: 53 / 47



Interior

 

Envoy and Envoy Denali

Seating capacity:

2 / 3

Headroom (in / mm):

1 st row: 40.2 / 1021

2 nd row: 39.6 / 1006

Legroom (in / mm):

1 st row: 41.4 / 1052

2 nd row: 37 / 940

Shoulder room (in / mm):

1 st row: 58.5 / 1485

2 nd row: 58.5 / 1485

Hip room (in / mm):

1 st row: 55.5 / 1410

2 nd row: 58.1 / 1476

Cargo floor length, behind 1 st / 2 nd row, (in / mm):

1 st row: 70 / 1778

2 nd row: 39.7 / 1008

Cargo volume, behind 1 st /2 nd row, (cu ft / L):*

1 st row: 80.1 / 2268

2 nd row: 43.7 / 1127

Capacities

 

Envoy (4.2L I-6)

Envoy Denali (5.3L V-8)

GVWR, standard (lb / kg):

2WD: 5550 / 2517

4WD: 5750 / 2608

2WD: 6001 / 2722

4WD: 6001 / 2722

Payload, base (lb / kg):

2WD: 1146 / 520

4WD: 1209 / 548

2WD: 1389 / 630

4WD: 1200 / 544

Trailer towing maximum (lb / kg):

2WD: 5800 / 2631

4WD: 5700 / 2586

2WD: 6600 / 2994

4WD: 6500 / 2949

Fuel tank (gal / L):

22 / 83.3

25 / 96.1

Engine oil (qt / L):

7 / 6.6

7 / 6.6

Cooling system (qt / L):

13.9 / 13.1

N/A

*SAE certified.

Note: Information shown is current at time of publication.

Photos

2009 GMC Envoy

2009 GMC Envoy

2009 GMC Envoy

2009 GMC Envoy

2009 GMC Envoy

2009 GMC Envoy

2009 GMC Envoy

2009 GMC Envoy

2009 GMC Envoy

2009 GMC Envoy

2009 GMC Envoy

2009 GMC Envoy

2009 GMC Envoy

2009 GMC Envoy

2009 GMC Envoy

2009 GMC Envoy

2009 GMC Envoy

2009 GMC Envoy

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