WARNING: This page is about a different car, the 2004 Pontiac Sunfire and 2004 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
Disconnect the engine coolant heater cord (1).
Fig 1: View Of Coolant Heater Electrical Connector
Courtesy of GENERAL MOTORS CORP.
Remove the clips from the engine mount and surge tank.
Fig 2: Engine Mount & Surge Tank View (2.2L (L61))