Removal Procedure

WARNING: This page is about a different car, the 2010 Pontiac G5 and 2010 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
Remove the underhood electrical center cover.

Fig 1: View Of Engine Electrical Center

GM873343

Courtesy of GENERAL MOTORS CORP.

Disconnect the engine control module (ECM) harness connector (3, 4).
Disconnect the positive battery cables (1) from the underhood electrical center.

Fig 2: View Of Surge Tank Inlet Hose

GM873719

Courtesy of GENERAL MOTORS CORP.

Disconnect the surge tank inlet hose from the surge tank.

Fig 3: View Of Engine Compartment Component Locations

GM889782

Courtesy of GENERAL MOTORS CORP.

Remove the underhood electrical center tray bracket nuts (1, 2) and bolt (3).
Disconnect the wiring harness retainer from the tray bracket.

Fig 4: View Of Underhood Junction Block

GM888342

Courtesy of GENERAL MOTORS CORP.

Lift the electrical center up and swing it back and out of the way.

Fig 5: Supporting Engine/Transmission With Hydraulic Floor Jack

GM851552

Courtesy of GENERAL MOTORS CORP.

Support the transmission with a floor jack. Use a piece of wood between the jack and the transmission.

Fig 6: View Of Transmission Mount-To-Transmission Bolts

GM851556

Courtesy of GENERAL MOTORS CORP.

Remove the transmission mount to transmission bolts.

Fig 7: View Of Transmission Mount-To-Mid-rail Bolts

GM851557

Courtesy of GENERAL MOTORS CORP.

Remove the transmission mount to mid-rail bolts.

Fig 8: Supporting Engine/Transmission With Hydraulic Floor Jack

GM851552

Courtesy of GENERAL MOTORS CORP.

Using a floor jack, slowly lower the transmission enough to remove the transmission mount from the vehicle.