2008 Buick LaCrosse LS4 removal (Page 1/1) sourmash MAY 01, 08:30 PM Can anyone with a service guide tell me of this eng/trans is removed out the top or from below? It's a 2008 Super 5.3. sourmash MAY 02, 12:50 PM It came out the top with trans. Got the ecu with wiring harness too.