Truck Trend is the source for official specifications, payload, towing capacity, and other information that matters to real truck users. Check out the latest info for the 2010 Chevrolet Express passenger and cargo vans or the G-Series available as RV & commercial cutaway. Read the complete specs on the 4.3L V-6, 4.8L V-8, 5.3L V-8, 6.0L V-8, and 6.6L V-8 engines with a four-speed electronic automatic with overdrive and torque converter or six-speed heavy-duty electronic automatic with overdrive and torque converter transmission.


2010 Chevrolet Express SPECIFICATIONS
Overview
Models: Chevy Express: full-frame G-Series eight-, 12-, 15-passenger and cargo van (8-, 12-passenger w/ H-Series), RH sliding or swing-out 60/40 doors or optional LH swing-out 60/40 doors, (G-Series available as RV & commercial cutaway)
Body style / driveline: cargo and passenger van (RH sliding or swing-out 60/40 doors or optional LH swing-out 60/40 doors on cargo van, front-engine, rear-wheel drive
Construction: full frame
EPA vehicle class: full-size van
Manufacturing location: Wentzville, Mo.
Engines
  4.3L V-6 (LU3) 4.8L V-8 (L20) 5.3L V-8 (LMF) 6.0L V-8 (L96) Duramax 6.6L V-8 turbo-diesel (LMM)
Type: 4.3L V-6 4.8L V-8 5.3L V-8 6.0L V-8 6.6L V-8
Displacement (cu in / cc): 262 / 4293 294 / 4807 327 / 5328 366 / 5967 403 / 6599
Bore & stroke (in / mm): 4.00 x 3.48 / 101.6 x 88 3.78 x 3.27 / 96 x 83 3.78 x 3.62 / 96 x 92 4 x 3.62 / 101.6 x 92 4.06 x 3.90 / 103 x 99
Block material: cast iron cast iron cast iron cast iron cast iron
Cylinder head material: cast iron cast aluminum cast aluminum cast aluminum cast aluminum
Valvetrain: OHV, two valves per cylinder OHV, two valves per cylinder OHV, two valves per cylinder OHV, two valves per cylinder OHV, four valves per cylinder
Ignition system: composite distributor, platinum-tip spark plugs, low-resistance spark plug wires composite distributor, platinum-tip spark plugs, low-resistance spark plug wires electronic spark control, composite distributor, platinum-tip spark plugs coil near plug, platinum-tip spark plugs, low resistance spark plug wires fast-heating glow plugs
Fuel delivery: sequential fuel injection sequential fuel injection sequential fuel injection sequential fuel injection direct injection diesel with high-pressure common rail
Compression ratio: 9.2:1 9.5:1 9.5:1 9.4:1 16.8:1
Horsepower (hp / kW @ rpm): 195 / 145 @ 4600 280 / 208 @ 5200 310 / 224 @ 5200 323 / 241 @ 4600 250 / 186 @ 3200
Torque (lb-ft / Nm @ rpm): 260 / 353 @ 2800 296 / 396 @ 4600 334 / 439 @ 4500 373 / 504 @ 4400 460 / 624 @ 1600
Recommended unleaded fuel: regular unleaded regular unleaded or E85 (passenger or cargo only) regular unleaded or E85 regular unleaded or E85 (passenger or cargo only) Diesel (B20 available for fleet and government)
Maximum engine speed (rpm): 5600 5600 5600 5600 3450
Emissions controls: three-way catalytic converter, exhaust gas recirculation, PCV, evaporative collection system three-way catalytic converter, exhaust gas recirculation, PCV, evaporative collection system three-way catalytic converter, exhaust gas recirculation, PCV, evaporative collection system three-way catalytic converter, exhaust gas recirculation, PCV, evaporative collection system catalytic converter, exhaust gas recirculation
Note: Full-body vans have three-way converters; Cutaways have dual converters
EPA-estimated fuel economy (mpg city / hwy)
Cargo: 15/20 N/A 13 / 17 N/A N/A
Passenger: N/A N/A 13 / 17 N/A N/A
Transmissions
  Hydra-Matic 4L60 Hydra-Matic 6L90
Type: four-speed electronic automatic with overdrive and torque converter six-speed heavy-duty electronic automatic with overdrive and torque converter
Gear ratios (:1)
First: 3.06 4.03
Second: 1.63 2.36
Third: 1:00 1.53
Fourth: 0.67 1.15
Fifth: -- 0.85
Sixth: -- 0.67
Reverse: 2.29 3.06
Final drive ratio (:1): 3.42 std. with 4.3L, 5.3L; 3.73 opt. with 5.3L 3.42 std., 3.73 opt. (4.8L and 6.0L); 3.54 (6.6L)
Chassis/Suspension
  G1500 H1500 G2500 (135-, 155-in WB) G3500 (135-, 155-in WB)
Front: independent short/long arm (SLA) coil springs, 33-mm stabilizer bar Independent short/long arm (SLA) torsion bars, 33-mm stabilizer bar independent short/long arm (SLA) coil springs, 35-mm stabilizer bar independent short/long arm (SLA) coil springs, 35-mm stabilizer bar
Rear: two-stage, semi-elliptic multi-leaf springs and semifloating rear axle two-stage, semi-elliptic multi-leaf springs and semifloating rear axle two-stage, semi-elliptic multi-leaf springs and semifloating rear axle (depending on the GVW) two-stage, semi-elliptic multi-leaf springs and semifloating rear axle
Steering type (all models): power, rack and pinion power, rack and pinion integral power integral power
Steering ratio: 17.2:1 17.2:1 17.2:1 17.2:1
Steering wheel turns, lock-to-lock: 3 3 3 3
Turning circle, curb-to-curb (ft / m):
135-in WB: 43.4 / 13.2 43.4 / 13.2 49.2 / 15 49.2 / 15
155-in WB: - - 54.5 / 16.6 54.5 / 16.6
Brakes
Type: Hydroboost four-wheel disc, four-wheel ABS with Dynamic Rear Proportioning Hydroboost four-wheel disc, four-wheel ABS with Dynamic Rear Proportioning Hydroboost four-wheel disc, four-wheel ABS with Dynamic Rear Proportioning Hydroboost four-wheel disc, four-wheel ABS with Dynamic Rear Proportioning
  7300 lb GVW 8,600 lb GVW 9,600 lb GVW 10000-14200 lb GVW
Rotor diameter x thick (in / mm)
Front: 12 x 1.14 / 305 x 29 12.8 x 1.5 / 325 x 38 12.8 x 1.5 / 325 x 38 12.8 x 1.5 / 325 x 38
Rear: 13 x 1.18 / 330 x 30 13 x 1.14 / 330 x 29 13 x 1.14 / 330 x 29 13.5 x 1.6
345 x 40
Total swept area (sq in / sq cm):
Front: 214 / 1378 246 / 1584 245 / 1584 245 / 1584
Rear: 237 / 1526 237 / 1526 237 / 1526 TBD
Wheels/Tires
  G1500 G2500 (135-, 155-in WB) G3500 (135-, 155-in WB)
Wheel size & type: 17-inch steel 16-inch steel 16-inch steel
Tires: P245/70R17 all-season steel-belted radials LT245/75R16E* all-season steel-belted radials LT245/75R16E all-season steel-belted radials
*Standard on all G2500, except cargo van with 7,300-lb GVWR, which has a standard LT245/75R16E