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2013 Buick LaCrosse, ECM/Inputs/Outputs Schematic
Posted to the Waveform Library on 4/6/2025

5V2 is not shared with any other sensors. The reference and ground for the CKP are a series circuit. 5V3 and 5V4 each supply 2 sensors. Notice the APP sensor uses separate 5V references, but shares the ground. The MAP sensor circuit is in parallel with only on...

 

car Vehicle Data

2013 Buick LaCrosse 3.6L

Engine3.6 L / 6 cyl / FLEX
Trans6-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component

car Vehicle Data

2013 Buick LaCrosse 3.6L

Engine3.6 L / 6 cyl / FLEX
Trans6-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component