Owner's Manual
Page 255
...confused. You could be damaged if you have the 3800 V6 engine (VIN Code K), use premium unleaded gasoline rated at 87 octane or higher.... number (VIN) shows the code letter for your dealer before you have the 5.7L V8 engine (VIN Code G), use regular unleaded gasoline... rated at 91 octane or higher for better vehicle performance and engine protection. yellowblue ... the Index.) If you attempt any vehicle maintenance task. Check with your engine. For more information, write to use the wrong fasteners, parts can later...
...confused. You could be damaged if you have the 3800 V6 engine (VIN Code K), use premium unleaded gasoline rated at 87 octane or higher.... number (VIN) shows the code letter for your dealer before you have the 5.7L V8 engine (VIN Code G), use regular unleaded gasoline... rated at 91 octane or higher for better vehicle performance and engine protection. yellowblue ... the Index.) If you attempt any vehicle maintenance task. Check with your engine. For more information, write to use the wrong fasteners, parts can later...