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2011 Buick LaCrosse CX, Photo
Posted to the Waveform Library on 1/15/2012

Battery Energy Control Module (BECM) connector assignments. X4 and X5 are connections to individual Lithium ion battery packs. Connect high voltage battery pin out box EL 48571 and adaptor harness to the battery harnesses to test individual battery cells.

Martin from British Columbia


car Vehicle Data

2011 Buick LaCrosse CX 2.4L

Engine2.4 L / 4 cyl / GAS
Trans6-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemNot Applicable