2009 Envoy Base Sport Utility Vehicle Performance Review
* 4,157 cc 4.2 liters in-line 6 front engine with 93.0 mm bore, 102.0 mm stroke, 10.3 compression ratio, double overhead cam, variable valve timing/camshaft and four valves per cylinder LL8
* Unleaded fuel 87
* Multi-point injection fuel system
* 22.0 gallon main unleaded fuel tank 18.3
* Power: 213 kW , 285 HP SAE @ 6,000 rpm; 276 ft lb , 373 Nm @ 4,600 rpm
Specifications
Specifications