Quote Originally Posted by thealien View Post
txarkitekt confirmed that all 2005s had electric fans. I also recieved this email from GM confirming that!

Thank you for contacting the Chevrolet Customer Assistance Center. We appreciate you taking the time to write us about your inquiry on the type of engine fan supplied on a 2005 Chevrolet Suburban.


Please consider this confirmation of our receipt of your e-mail.


Based on the VIN, the engine on this vehicle is a Vortec 5300 V8 Flex Fuel Engine. Only the 8100 V8 engines are equipped with the Engine-Driven Cooling Fan. All other engines has an option for an Electric Engine Cooling Fan.