TrailBlazer 4WD L6-4.2L (2007)
Alternator: Locations
Starting and Charging Component Views
Upper Left Side of the Engine - Front (4.2L)
1 - Powertrain Control Module (PCM)
2 - Powertrain Control Module (PCM) C3
3 - Powertrain Control Module (PCM) C2
4 - Generator
