Type:

4.3-liter OHV V6 with cast iron block, LU3

Displacement (cu in / cc):

262 / 4300

Bore & stroke: (in / mm):

4.00 x 3.48 / 101.6 x 88.39

Cylinder head material:

cast iron

Valvetrain:

overhead valve / two valves per cylinder

Ignition system:

composite distributor, platinum-tipped spark plugs, low-resistance spark plug wires

Fuel delivery:

multi point fuel injection (MPI)

Compression ratio:

9.2:1

Horsepower (hp / kw @ rpm):

190 / 142 @ 4400

Torque (lb-ft / Nm @ rpm):

250 / 339 @ 2800

Recommended fuel:

87 octane

Maximum engine speed (rpm):

5600

Emissions system:

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

Estimated fuel economy

(mpg city / hwy / combined):

Passenger:

RWD: 15 / 20 / 17; AWD: 15 / 18 / 16

Cargo:

RWD: 17 / 22 / 19; AWD: 15 / 20 / 17

Type:

4L60-E, four-speed electronic automatic with overdrive and torque converter

Gear ratios: (:1):

First:

3.06

Second:

1.63

Third:

1:00

Fourth:

0.70

Reverse:

2.29

Final drive ratio:

3.42:1 optional; 3.73:1 optional

Front:

RWD: Independent Short/Long Arm (SLA) with coil springs

AWD: Independent Short/Long Arm (SLA) with torsion bars

Rear:

rigid axle with variable-rate, gas-charged shock absorbers and steel multileaf springs

Steering type:

variable-ratio recirculating ball-type integral power

Ratio (overall):

16 / 13:1

Steering wheel turns, lock-to-lock:

RWD: 3.1; AWD: 2.7

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

RWD: 40.5 / 12.3; AWD: 43.8 / 13.4