GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2008 🢒 LaCrosse 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Cruise Control Schematics
Figure 1:

L26
Object Number: 1889592 Size: FS
Master Electrical Component List
Cruise Control Description and Operation
Control Module References
LY7 or LS4
Figure 2:

LY7/LS4
Object Number: 1889593 Size: FS
Master Electrical Component List
Cruise Control Description and Operation
Control Module References
Cruise Control Schematics L26