* 4.3L Vortec V6: This engine was the standard option for the Express 1500.
* 4.8L Vortec V8: This engine was offered in the Express 2500 and Express 3500.
* 6.0L Vortec V8: This engine was also offered in the Express 2500 and Express 3500.
To find out which engine is in your specific 2008 Chevrolet Express, you can:
* Check your vehicle's VIN (Vehicle Identification Number): This can be used to look up the specific engine details.
* Consult the owner's manual: The engine size will be listed in the owner's manual.
* Look under the hood: The engine displacement is often stamped on the engine block.
Let me know if you have more information about your specific 2008 Chevrolet Express, and I can help you pinpoint the exact engine size.